id:A034835 - OEIS Search Results

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Expansion of 1/(1-49*x)^(1/7); related to sept-factorial numbers A045754.

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1, 7, 196, 6860, 264110, 10722866, 450360372, 19365495996, 847240449825, 37560993275575, 1682732498745760, 76028913806967520, 3459315578217022160, 158330213003009860400, 7283189798138453578400, 336483368673996555322080 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = 7^nA045754(n)/n!, n >= 1, A045754(n) = (7n-6)(!^7) := product(7j-6, j=1..n); G.f.: (1-49x)^(-1/7).`
	CROSSREFS	`Cf. A045754, A004993, A034829-A034834.` `Sequence in context: A135809 A156359 A128786 this_sequence A041371 A136675 A099198` `Adjacent sequences: A034832 A034833 A034834 this_sequence A034836 A034837 A034838`
	KEYWORD	`easy,nonn`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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