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A151825 Number of indecomposable self-dual additive codes of length n over GF(4) with minimal distance 2. 2
1, 1, 2, 3, 9, 22, 85, 363, 2436, 26750, 611036 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,3

LINKS

Table of n, a(n) for n=2..12.

Lars Eirik Danielsen and Matthew G. Parker, Spectral Orbits and Peak-to-Average Power Ratio of Boolean Functions with respect to the {I,H,N}^n Transform, (2005), arxiv:cs/0504102. In Sequences and Their Applications-SETA 2004, Lecture Notes in Computer Science, Volume 3486/2005, Springer-Verlag

CROSSREFS

Cf. A151826, A151827, A090899.

Sequence in context: A111238 A057832 A089421 * A294910 A111240 A298407

Adjacent sequences:  A151822 A151823 A151824 * A151826 A151827 A151828

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 12 2009

STATUS

approved

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Last modified January 19 11:42 EST 2022. Contains 350465 sequences. (Running on oeis4.)