A083426 - OEIS

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A083426

(4*7^n+2^n)/5.

1, 6, 40, 276, 1924, 13452, 94132, 658860, 4611892, 32282988, 225980404, 1581861804, 11073030580, 77511209964, 542578461556, 3798049214508, 26586344468788, 186104411215980, 1302730878380788, 9119116148403372 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	COMMENTS	`Binomial transform of A083066`
	FORMULA	`a(n)=(4*7^n+2^n)/5 G.f. (1-3x)/((1-2x)(1-7x)) E.g.f. (4exp(7x)+exp(2x))/5`
	CROSSREFS	`Sequence in context: A122074 A123357 A081016 * A122471 A178397 A090041` `Adjacent sequences: A083423 A083424 A083425 * A083427 A083428 A083429`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Apr 30 2003`

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Last modified February 14 21:56 EST 2012. Contains 205666 sequences.