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A030331
Weight distribution of hypothetical [ 24,12,10 ] trace-self-dual additive code over GF(4).
0
1, 0, 0, 0, 0, 18216, 156492, 1147608, 3736557, 6248088, 4399164, 1038312, 32778
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OFFSET
0,6
LINKS
Table of n, a(n) for n=0..12.
A. R. Calderbank, E. M. Rains, P. W. Shor and N. J. A. Sloane,
Quantum error correction via codes over GF(4)
, IEEE Trans. Inform. Theory, 44 (1998), 1369-1387.
G. Nebe, E. M. Rains and N. J. A. Sloane,
Self-Dual Codes and Invariant Theory
, Springer, Berlin, 2006.
E. M. Rains and N. J. A. Sloane, Self-dual codes, pp. 177-294 of Handbook of Coding Theory, Elsevier, 1998 (
Abstract
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pdf
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ps
).
EXAMPLE
x^24+18216*x^14*y^10+156492*x^12*y^12+1147608*x^10*y^14+3736557*x^8*y^16+6248088*x^6*y^18+4399164*x^4*y^20+1038312*x^2*y^22+32778*y^24.
CROSSREFS
Sequence in context:
A172936
A025029
A230948
*
A023340
A232142
A237737
Adjacent sequences:
A030328
A030329
A030330
*
A030332
A030333
A030334
KEYWORD
nonn
,
fini
,
full
AUTHOR
N. J. A. Sloane
STATUS
approved