Hexagonal pyramidal number: Difference between revisions

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Revision as of 05:20, 4 January 2007 edit Donald Hosek (talk \| contribs) 662 edits ←Created page with 'A hexagonal pyramidal number is a number formed by a adding the first few hexagonal numbers. The first few numbers are 1, 7, 22, 50, 95 and have the form <math>...'		Latest revision as of 19:57, 24 December 2021 edit undo David Eppstein (talk \| contribs) Autopatrolled, Administrators 235,660 edits implement merge Tag: New redirect
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Line 1: #REDIRECT [[Pyramidal number]] ~~A hexagonal [[pyramidal number]] is a number formed by a adding the first few hexagonal numbers. The first few numbers are 1, 7, 22, 50, 95 and have the form <math>n(n+1)(4n-1)/6</math>.~~ {{R from merge}} ~~== References ==~~ ~~[http://mathworld.wolfram.com/HexagonalPyramidalNumber.html Hexagonal pyramidal number at MathWorld]~~