A218841 Unmatched value maps: number of nX7 binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 nX7 array.
37, 1220, 44129, 1530846, 53372068, 1858438456, 64756459689, 2256078606791, 78598915311375, 2738314667345978, 95400355881324823, 3323658089304061344, 115793113908855836331, 4034122981125875986810, 140545041981707228122666
Offset: 1
Keywords
Examples
Some solutions for n=3 ..0..0..1..0..0..0..1....0..0..0..1..1..0..0....0..0..1..1..0..0..1 ..1..0..0..0..0..0..0....0..1..0..0..0..0..1....0..0..0..0..1..0..0 ..0..1..1..1..0..0..0....0..0..0..1..1..0..0....0..0..0..1..0..0..1
Links
- R. H. Hardin, Table of n, a(n) for n = 1..20
Comments