A250961 Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having its minimum diagonal element less than its minimum antidiagonal element

130025, 17233753, 2395598690, 333998523952, 46264786072136, 6395621652233739, 885209240358912591, 122697293556820230187, 17018046740673828117784, 2360644255649504878062506, 327434317874474921244626335

Offset

1,1

Comments

Column 4 of A250965

Links

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

Example

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

Crossrefs

Sequence in context: A114668 A128038 A210273 * A225026 A202935 A013893

Adjacent sequences: A250958 A250959 A250960 * A250962 A250963 A250964

Keyword

nonn

Author

R. H. Hardin, Nov 29 2014

Status

approved