A015026 - OEIS

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A015026

q-factorial numbers for q=-11.

1, -10, -1110, 1354200, 18174718200, -2683133647866000, -4357223907912681246000, 77834136400782124140797040000, 15294068523753116384387488625702640000 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	LINKS	`Index entries for sequences related to factorial numbers`
	FORMULA	`prod_{k=1}^{k=n} {(q^k - 1) / (q - 1)}`
	CROSSREFS	`Sequence in context: A001155 A001391 A049064 * A130598 A027879 A194497` `Adjacent sequences: A015023 A015024 A015025 * A015027 A015028 A015029`
	KEYWORD	`sign,easy`
	AUTHOR	`Olivier Gerard (olivier.gerard(AT)gmail.com)`

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Last modified February 16 08:52 EST 2012. Contains 205895 sequences.