Combinatorial lower bounds on binary codes with covering radius one

: Honkala I

Publisher: CHARLES BABBAGE RES CTR

: 1998

: Ars Combinatoria

: ARS COMBINATORIA

: 50

: 149

: 159

: 11

: 0381-7032

K(n,1) greater than or equal to (5n(2) - 13n + 66)2(n)/(5n(2) - 13n + 46)(n+1) when n = 5 (mod 6), which lead to several numerical improvements.