A001360 - OEIS

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A001360

Crystal ball sequence for hyperbolic tesselation 3^7 (from triangle group (2,3,7)).

1, 8, 29, 85, 232, 617, 1625, 4264, 11173, 29261, 76616, 200593, 525169, 1374920, 3599597, 9423877, 24672040, 64592249, 169104713, 442721896, 1159060981, 3034461053, 7944322184, 20798505505 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Index entries for crystal ball sequences`
	CROSSREFS	`Cf. A001354.` `Sequence in context: A055536 A131438 A048478 * A116952 A199207 A088131` `Adjacent sequences: A001357 A001358 A001359 * A001361 A001362 A001363`
	KEYWORD	`nonn,easy,nice`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 17:46 EST 2012. Contains 205835 sequences.