id:A099586 - OEIS Search Results

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Constant term in (1+x)^n mod 1+x^4.

+0
5

1, 1, 1, 0, -4, -14, -34, -68, -116, -164, -164, 0, 560, 1912, 4616, 9232, 15760, 22288, 22288, 0, -76096, -259808, -627232, -1254464, -2141504, -3028544, -3028544, 0, 10340096, 35303296, 85229696, 170459392, 290992384, 411525376 (list; graph; listen)

	OFFSET	`1,5`
	LINKS	`G. Tollisen and T. Lengyel, A congruential identity ..., Integers 4 (2004), #A4.`
	PROGRAM	`(PARI) a(n) = polcoeff(((1+x)^n)%(x^4+1), 0)`
	CROSSREFS	`Cf. A099587, A099588, A099589.` `Adjacent sequences: A099583 A099584 A099585 this_sequence A099587 A099588 A099589` `Sequence in context: A032645 A098942 A011554 this_sequence A063258 A011852 A061989`
	KEYWORD	`sign`
	AUTHOR	`Ralf Stephan, Oct 24 2004`

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Last modified October 7 08:31 EDT 2008. Contains 144667 sequences.

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