A250866 Number of (n+2)X(6+2) 0..3 arrays with nondecreasing sum of every three consecutive values in every row and column

64000000000, 24500000000000, 9378906250000000, 3590362548828125000, 394078193359375000000, 43254022503125000000000, 4747561509943000000000000, 234491558099104656000000000, 11582007037630977169152000000

Offset

1,1

Comments

Column 6 of A250868

Links

R. H. Hardin, Table of n, a(n) for n = 1..23

Example

Some solutions for n=1
..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..0..0..0..2..2....0..0..0..0..0..0..2..2....0..0..0..0..2..0..2..3
..1..2..0..2..2..0..3..2....2..1..0..2..2..3..3..2....0..2..3..0..3..3..3..3

Crossrefs

Sequence in context: A017410 A017530 A216020 * A185188 A185890 A352987

Adjacent sequences: A250863 A250864 A250865 * A250867 A250868 A250869

Keyword

nonn

Author

R. H. Hardin, Nov 28 2014

Status

approved