A013776 - OEIS

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A013776

2^(4n+1).

2, 32, 512, 8192, 131072, 2097152, 33554432, 536870912, 8589934592, 137438953472, 2199023255552, 35184372088832, 562949953421312, 9007199254740992, 144115188075855872, 2305843009213693952 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..200` `Tanya Khovanova, Recursive Sequences`
	FORMULA	`a(n)=16*a(n-1), n>0 ; a(0)=2 . G.f.: 2/(1-16x). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 23 2008]`
	PROG	`(MAGMA) [2^(4*n+1): n in [0..20]]; // Vincenzo Librandi, Jun 27 2011`
	CROSSREFS	`Sequence in context: A115418 A163952 A022028 * A174491 A022019 A010045` `Adjacent sequences: A013773 A013774 A013775 * A013777 A013778 A013779`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 16 17:11 EST 2012. Contains 205938 sequences.