id:A013624 - OEIS Search Results

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Triangle of coefficients in expansion of (3+7x)^n.

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1, 3, 7, 9, 42, 49, 27, 189, 441, 343, 81, 756, 2646, 4116, 2401, 243, 2835, 13230, 30870, 36015, 16807, 729, 10206, 59535, 185220, 324135, 302526, 117649, 2187, 35721, 250047, 972405, 2268945, 3176523, 2470629, 823543, 6561, 122472 (list; table; graph; listen)

	OFFSET	`0,2`
	FORMULA	`G.f.: 1 / [1 - x(3+7y)].`
	CROSSREFS	`Sequence in context: A031882 A075982 A100839 this_sequence A053366 A128052 A033681` `Adjacent sequences: A013621 A013622 A013623 this_sequence A013625 A013626 A013627`
	KEYWORD	`tabl,nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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