id:A092091 - OEIS Search Results

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A092091

Molien series for 9-dimensional group of structure Z_2 X Z_2 and order 4, corresponding to complete weight enumerators of Hermitian self-dual GF(3)-linear codes over GF(9).

+0
2

1, 4, 17, 52, 147, 360, 819, 1712, 3382, 6312, 11286, 19368, 32154, 51744, 81114, 124080, 185823, 272844, 393679, 558844, 781781, 1078792, 1470261, 1980576, 2639676, 3482960, 4553212, 5900496, 7584516, 9674496, 12252036, 15410976, 19260813, 23926548, 29552733 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`G. Nebe, E. M. Rains and N. J. A. Sloane, Self-Dual Codes and Invariant Theory, Springer, Berlin, 2006.` `Index entries for Molien series`
	FORMULA	`G.f.: (1+2x^2+4x^3+x^4)/((1-x)^4*(1-x^2)^5).`
	CROSSREFS	`Cf. A052365.` `Adjacent sequences: A092088 A092089 A092090 this_sequence A092092 A092093 A092094` `Sequence in context: A119949 A131339 A047668 this_sequence A046995 A001585 A060262`
	KEYWORD	`nonn`
	AUTHOR	`njas, Apr 01 2004`

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.

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