A254976 Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 and no column sum 0

30529, 518534, 9673960, 120085764, 1760294428, 26791709738, 386436174713, 5591072360971, 82384470012045, 1203025247852858, 17542055323570139, 256530510620991822, 3749671827558423780, 54765156472884714791

Offset

1,1

Comments

Column 6 of A254978

Links

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

Example

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

Crossrefs

Sequence in context: A226528 A278271 A332315 * A234791 A134118 A235853

Adjacent sequences: A254973 A254974 A254975 * A254977 A254978 A254979

Keyword

nonn

Author

R. H. Hardin, Feb 11 2015

Status

approved