A017945 - OEIS

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A017945

Powers of sqrt(13) rounded up.

1, 4, 13, 47, 169, 610, 2197, 7922, 28561, 102979, 371293, 1338716, 4826809, 17403308, 62748517, 226242996, 815730721, 2941158942, 10604499373, 38235066240, 137858491849, 497055861120, 1792160394037 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..900`
	MATHEMATICA	`Ceiling[(Sqrt[13])^Range[0, 25]] (* From Harvey P. Dale, Apr 02 2011 *)`
	PROG	`(MAGMA) [Ceiling(Sqrt(13^n)): n in [0..30]]; // Vincenzo Librandi, Nov 21 2011`
	CROSSREFS	`Sequence in context: A143566 A098841 A017944 * A055451 A163862 A149440` `Adjacent sequences: A017942 A017943 A017944 * A017946 A017947 A017948`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 07:16 EST 2012. Contains 205589 sequences.