polygonal number (Q836270)
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Current Data About polygonal number
(P31) (Q77358734)

(P279) (Q1130510)

(P910) (Q28372685)

(P1343) (Q867541)
(P805)

(P2534) P_{k,n}={\frac{(k-2)n^2+(k-4)n}{2}}
(P7235) k\geq {3},k\in \mathbb {N}
n\geq {1},n\in \mathbb {N}

(P4934) (Q11563)
(P642)
(P7235) k

(Q191780)
(P7235) n

(P6104) (Q8487137)