id:A086394 - OEIS Search Results

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(-1) times minimal coefficient of the polynomial (1-x)*(1-x^2)*...*(1-x^n).

+0
1

1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 4, 4, 5, 5, 7, 7, 8, 10, 11, 12, 16, 19, 21, 23, 29, 34, 41, 46, 56, 68, 80, 92, 114, 135, 158, 182, 225, 269, 320, 369, 455, 544, 644, 753, 921, 1111, 1321, 1543, 1891, 2274, 2711, 3183, 3895, 4694, 5591, 6592, 8051, 9729, 11624 (list; graph; listen)

	OFFSET	`1,7`
	PROGRAM	`(PARI) a(n)=-vecmin(vector(n*(n+1)/2, i, polcoeff(prod(k=1, n, 1-x^k), i))) (from Benoit Cloitre)`
	CROSSREFS	`Cf. A086376.` `Cf. A025591.` `Sequence in context: A053278 A035466 A122521 this_sequence A029226 A093354 A109701` `Adjacent sequences: A086391 A086392 A086393 this_sequence A086395 A086396 A086397`
	KEYWORD	`nonn`
	AUTHOR	`Yuval Dekel (dekelyuval(AT)hotmail.com), Sep 08 2003`
	EXTENSIONS	`More terms from Benoit Cloitre (benoit7848c(AT)orange.fr), Sep 12 2003` `Further terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Sep 22 2003`

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.

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