0,1
Table of n, a(n) for n=0..4.
Patric R. J. Östergård, Classification of small binary/ternary one-error-correcting codes (Appendix), Discrete Mathematics 223 (2000), 253-262.
Cf. A057574-A057584, A050142.
Sequence in context: A290138 A266922 A284778 * A129788 A170938 A003684
Adjacent sequences: A057580 A057581 A057582 * A057584 A057585 A057586
nonn,more
N. J. A. Sloane, Oct 04 2000
approved