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Number Sequences

30 free exercises

What comes next? Spot patterns in Fibonacci, primes, powers, factorials and other classic sequences.

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▶ Play Free Medium Fibonacci Sequence — Number Sequences brain training exercise

Fibonacci Sequence

★★★★★4.7 12.8K plays
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▶ Play Free Medium Powers of Two — Number Sequences brain training exercise

Powers of Two

★★★★★4.7 12.8K plays
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▶ Play Free Medium Powers of Three — Number Sequences brain training exercise

Powers of Three

★★★★★4.7 12.8K plays
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▶ Play Free Medium Perfect Cubes — Number Sequences brain training exercise

Perfect Cubes

★★★★★4.7 12.8K plays
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▶ Play Free Medium Perfect Squares — Number Sequences brain training exercise

Perfect Squares

★★★★★4.7 12.8K plays
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▶ Play Free Medium Even Numbers — Number Sequences brain training exercise

Even Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Odd Numbers — Number Sequences brain training exercise

Odd Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Factorials — Number Sequences brain training exercise

Factorials

★★★★★4.7 12.8K plays
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▶ Play Free Medium Prime Numbers — Number Sequences brain training exercise

Prime Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Triangular Numbers — Number Sequences brain training exercise

Triangular Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Jacobsthal Sequence — Number Sequences brain training exercise

Jacobsthal Sequence

★★★★★4.7 12.8K plays
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▶ Play Free Medium Lucas Numbers — Number Sequences brain training exercise

Lucas Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Digits of e — Number Sequences brain training exercise

Digits of e

★★★★★4.7 12.8K plays
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▶ Play Free Medium Digits of π — Number Sequences brain training exercise

Digits of π

★★★★★4.7 12.8K plays
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▶ Play Free Medium Motzkin Numbers — Number Sequences brain training exercise

Motzkin Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Catalan Numbers — Number Sequences brain training exercise

Catalan Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Double Each Term — Number Sequences brain training exercise

Double Each Term

★★★★★4.7 12.8K plays
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▶ Play Free Medium Triple Each Term — Number Sequences brain training exercise

Triple Each Term

★★★★★4.7 12.8K plays
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▶ Play Free Medium Add Five — Number Sequences brain training exercise

Add Five

★★★★★4.7 12.8K plays
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▶ Play Free Medium Add Seven — Number Sequences brain training exercise

Add Seven

★★★★★4.7 12.8K plays
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▶ Play Free Medium Count Down by 3 — Number Sequences brain training exercise

Count Down by 3

★★★★★4.7 12.8K plays
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▶ Play Free Medium Halving Sequence — Number Sequences brain training exercise

Halving Sequence

★★★★★4.7 12.8K plays
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▶ Play Free Medium 2ⁿ + 1 — Number Sequences brain training exercise

2ⁿ + 1

★★★★★4.7 12.8K plays
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▶ Play Free Medium Lazy Caterer's Sequence — Number Sequences brain training exercise

Lazy Caterer's Sequence

★★★★★4.7 12.8K plays
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▶ Play Free Medium n^n — Number Sequences brain training exercise

n^n

★★★★★4.7 12.8K plays
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▶ Play Free Medium Double Factorial of Odd Numbers — Number Sequences brain training exercise

Double Factorial of Odd Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Squares of Even Numbers — Number Sequences brain training exercise

Squares of Even Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Increase by Doubling — Number Sequences brain training exercise

Increase by Doubling

★★★★★4.7 12.8K plays
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▶ Play Free Medium Natural Numbers — Number Sequences brain training exercise

Natural Numbers

★★★★★4.7 12.8K plays
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▶ Play Free Medium Triple and Add 1 — Number Sequences brain training exercise

Triple and Add 1

★★★★★4.7 12.8K plays
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