A282790 Number of nX7 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly one element.
26, 736, 38027, 832218, 22998587, 545174028, 12713143876, 292288389872, 6555156469894, 145619095090322, 3197415688277735, 69595512931794512, 1504085477252415247, 32301337050939080872, 690041423059410095352
Offset: 1
Keywords
Examples
Some solutions for n=3 ..1..0..1..1..0..1..0. .0..0..0..1..0..0..0. .1..0..0..0..1..0..0 ..0..0..0..0..0..0..1. .1..0..0..0..1..0..0. .0..0..0..1..0..0..0 ..0..0..1..0..0..0..1. .1..0..1..0..1..0..0. .0..1..0..0..1..0..1
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
Crossrefs
Cf. A282791.
Comments