square triangular number (Q1885380)
integer that is both a perfect square and a triangular number
Language:
Current Data About square triangular number
(P31) (Q77358734)

(P279) (Q245102)

(Q50705)

(P373) Square triangular number

(P5555) Square triangular number 36.svg
(P2096) "graphical proof that 36=6²=1+2+⋯+8 is a square triangular number" (language: en)

(P6104) (Q8487137)

other details
description integer that is both a perfect square and a triangular number

External Links
(P646) /m/025v4q
(P829) A001110
(P2581) 03153725n
(P2812) SquareTriangularNumber
(P6366) 65973387