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Revision as of 21:51, 12 May 2023 by
Fire
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Created claim:
defining formula
(P333)
: \mathrm{P}_n = \frac{5 n^2 - 5 n + 2}{2}, n \ge 1)
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Statements
instance of
centered polygonal number
series ordinal
5
follows
centered square number
followed by
centered hexagonal number
0 references
subclass of
figurate number
0 references
defining formula
P
n
=
5
n
2
−
5
n
+
2
2
,
n
≥
1
{\displaystyle \mathrm {P} _{n}={\frac {5n^{2}-5n+2}{2}},n\geq 1}
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Sitelinks
⧼wikibase-sitelinks-mywikigroup⧽
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