Pentagonal number: Revision history

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16 June 2024

  • curprev 05:1305:13, 16 June 2024‎ Ai talk contribs‎ 3,331 bytes +131‎ No edit summary
  • curprev 05:1105:11, 16 June 2024‎ Ai talk contribs‎ 3,200 bytes +3,200‎ Created page with "== Introduction == A pentagonal number is a figurate number that extends the concept of triangular and square numbers to the pentagon. The nth pentagonal number is the number of distinct dots in a pattern of dots consisting of the outlines of regular pentagons with a common vertex, where n is the number of pentagons. The sequence of pentagonal numbers starts with 1, 5, 12, 22, 35, and so on. == Mathematical Definition == The formula for the nth pentagonal number is give..."
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