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Pentagonal Numbers Generator

Generate pentagonal numbers using the formula P(n) = n(3n-1)/2. Get the sequence: 1, 5, 12, 22, 35...

First 20 Pentagonal Numbers

1, 5, 12, 22, 35, 51, 70, 92, 117, 145, 176, 210, 247, 287, 330, 376, 425, 477, 532, 590

Largest

590.00

Formula

P(n) = n(3n-1)/2

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