A258955 Number of (n+3)X(6+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum

35887648, 14867112, 8889408, 4910670, 2593544, 1910774, 1416722, 1288390, 1218684, 1472988, 1657826, 2046954, 3062150, 4719396, 7324320, 12856214, 22718934, 42565040, 79923112, 153227136, 294719620, 580320190, 1139462866

Offset

1,1

Comments

Column 6 of A258957

Links

R. H. Hardin, Table of n, a(n) for n = 1..46

Example

Some solutions for n=1
..0..0..0..0..0..1..0..0..0....0..0..0..0..0..1..0..0..0
..0..0..0..1..0..1..1..1..0....0..0..0..1..1..0..0..1..1
..1..0..0..1..0..1..1..1..0....1..0..0..1..1..0..0..0..1
..0..0..0..0..0..1..0..0..0....0..1..0..0..1..1..0..1..1

Crossrefs

Cf. A258957

Sequence in context: A017407 A017527 A204336 * A037252 A064586 A183593

Adjacent sequences: A258952 A258953 A258954 * A258956 A258957 A258958

Keyword

nonn

Author

R. H. Hardin, Jun 15 2015

Status

approved