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 A178795 Expansion of the polynomial (x^15-1)*(x^12-1)*(x^10-1)*(x^9-1)*(x^7-1)*(x^6-1)*(x^4-1)*(x-1) in increasing powers of x. 5
 1, -1, 0, 0, -1, 1, -1, 0, 1, -1, 1, 1, -2, 3, -1, -1, 3, -3, 1, 1, -4, 3, -1, -3, 4, -4, 1, 3, -5, 4, 0, -3, 6, -3, 0, 4, -5, 3, 1, -4, 4, -3, -1, 3, -4, 1, 1, -3, 3, -1, -1, 3, -2, 1, 1, -1, 1, 0, -1, 1, -1, 0, 0, -1, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,13 COMMENTS q^120*(q^30-1)*(q^24-1)*(q^20-1)*(q^18-1)*(q^14-1)*(q^12-1)*(q^8-1)*(q^2-1) is the order of the simple group E_8(q), if q is a prime power. REFERENCES R. L. Griess, Jr., Twelve Sporadic Groups, Springer, 1998; see p. 169. LINKS CROSSREFS Cf. A009968, A178779, A178780, A178781. Sequence in context: A067627 A077233 A282290 * A123185 A133569 A141071 Adjacent sequences:  A178792 A178793 A178794 * A178796 A178797 A178798 KEYWORD sign,fini,full AUTHOR N. J. A. Sloane, Dec 26 2010 STATUS approved

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Last modified January 18 13:09 EST 2019. Contains 319271 sequences. (Running on oeis4.)