OFFSET
1,9
COMMENTS
A code is projective if all columns are distinct and nonzero.
REFERENCES
D. Slepian, Some further theory of group codes. Bell System Tech. J. 39 1960 1219-1252.
H. Fripertinger and A. Kerber, in AAECC-11, Lect. Notes Comp. Sci. 948 (1995), 194-204.
LINKS
EXAMPLE
1; 0,1; 0,1,1; 0,0,2,1; 0,0,1,3,1; 0,0,1,4,4,1; 0,0,1,5,8,5,1; ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
N. J. A. Sloane, Nov 21 2002
STATUS
approved