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A099770 G.f.: 1/((1-x)*(1-x^2)*(1-x^4)*(1-x^6)). +0
1
1, 1, 2, 2, 4, 4, 7, 7, 11, 11, 16, 16, 23, 23, 31, 31, 41, 41, 53, 53, 67, 67, 83, 83, 102, 102, 123, 123, 147, 147, 174, 174, 204, 204, 237, 237, 274, 274, 314, 314, 358, 358, 406, 406, 458, 458, 514, 514, 575, 575, 640, 640, 710, 710, 785, 785, 865, 865, 950, 950, 1041, 1041 (list; graph; listen)
OFFSET

0,3

COMMENT

Molien series for symmetrized weight enumerators of Hermitian self-dual codes over the Galois ring GR(4,2).

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

CROSSREFS

Cf. A000601.

Adjacent sequences: A099767 A099768 A099769 this_sequence A099771 A099772 A099773

Sequence in context: A059886 A085893 A060028 this_sequence A099383 A064410 A062896

KEYWORD

nonn

AUTHOR

G. Nebe (nebe(AT)math.rwth-aachen.de), Nov 10, 2004

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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