A063722 - OEIS

A063722

Number of edges in the Platonic solids (in the order tetrahedron, cube, octahedron, dodecahedron, icosahedron).

6, 12, 12, 30, 30 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..5.` `Eric Weisstein's World of Mathematics, Platonic Solid`
	FORMULA	`a(n) = A053016(n)+A063723(n)-2.`
	EXAMPLE	`a(2) = 12 since a cube has twelve edges.`
	CROSSREFS	`Cf. A053012, A060296, A060852.` `Sequence in context: A223352 A063648 A331209 * A323058 A072294 A181797` `Adjacent sequences: A063719 A063720 A063721 * A063723 A063724 A063725`
	KEYWORD	`easy,fini,full,nonn`
	AUTHOR	`Henry Bottomley, Aug 14 2001`
	STATUS	`approved`

Last modified March 29 11:59 EDT 2023. Contains 361599 sequences. (Running on oeis4.)