cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A018235 Weight distribution of (48,2^24,12) binary code obtained from Golay code of length 24 lifted to Z/4Z and mapped to GF(2)^2.

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%I A018235 #8 Jul 08 2025 06:32:57
%S A018235 1,0,0,0,0,0,12144,61824,195063,1133440,1445136,4080384,2921232,
%T A018235 4080384,1445136,1133440,195063,61824,12144,0,0,0,0,0,1
%N A018235 Weight distribution of (48,2^24,12) binary code obtained from Golay code of length 24 lifted to Z/4Z and mapped to GF(2)^2.
%D A018235 K. Tanabe, A criterion for designs in Z_4-codes on the symmetrized weight enumerator, Des. Codes Cryptogr. 30 (2003), 169-185.
%H A018235 A. Bonnecaze and P. Sole, <a href="http://sis.univ-tln.fr/~bonnecaze/biblio.html">Quaternary Constructions of Formally Self-Dual Binary Codes and Unimodular Lattices</a>, Lecture Notes in Computer Science, pages 194-206, 1994.
%H A018235 A. Bonnecaze, P. Sole and A. R. Calderbank, <a href="http://sis.univ-tln.fr/~bonnecaze/biblio.html">Quaternary quadratic residue codes and unimodular lattices</a>, IEEE Trans. Inform. Theory, Vol. 41, pages 366-377, 1995.
%Y A018235 Cf. A105547, A001380.
%K A018235 nonn,fini,full
%O A018235 0,7
%A A018235 _N. J. A. Sloane_