A252396 Number of (n+2)X(5+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum less than 4

23364738, 4246242886, 851022689884, 153561179184793, 28203141901710764, 5252935058161288682, 972746706281838505748, 180059178660528914566363, 33368829195710375064515258, 6182562165984455697871308974

Offset

1,1

Comments

Column 5 of A252397

Links

R. H. Hardin, Table of n, a(n) for n = 1..14

Example

Some solutions for n=1
..0..0..0..0..1..0..0....0..0..0..0..1..0..1....0..0..0..1..2..0..1
..0..0..2..0..0..1..2....0..0..0..0..0..0..0....0..0..0..0..0..1..0
..0..0..0..0..0..1..1....0..0..2..0..0..0..2....0..0..1..1..0..1..0

Crossrefs

Sequence in context: A321065 A183736 A105238 * A236366 A097617 A160402

Adjacent sequences: A252393 A252394 A252395 * A252397 A252398 A252399

Keyword

nonn

Author

R. H. Hardin, Dec 17 2014

Status

approved