A256903 Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally and vertically

914320, 2401667, 9929098, 14332984, 12230530, 19349729, 20860406, 34612866, 56629422, 96884013, 164216100, 280399415, 479288812, 810631770, 1364127314, 2275767628, 3760495718, 6152622928, 9960095836, 15954540794, 25284758668

Offset

1,1

Comments

Column 7 of A256904

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Cf. A256904

Sequence in context: A258908 A259012 A259005 * A185532 A360907 A321323

Adjacent sequences: A256900 A256901 A256902 * A256904 A256905 A256906

Keyword

nonn

Author

R. H. Hardin, Apr 12 2015

Status

approved