A236503 Number of (n+1)X(3+1) 0..3 arrays colored with the maximum plus the minimum minus the lower median of every 2X2 subblock

27458, 1116232, 46503900, 1936913190, 81160939773, 3386470375460, 141742500729330, 5916603281898744, 247569265457806674, 10338799533678138632, 432437733506750819702, 18063888826404000032848

Offset

1,1

Comments

Column 3 of A236505

Links

R. H. Hardin, Table of n, a(n) for n = 1..172

Example

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

Crossrefs

Sequence in context: A166224 A187533 A321159 * A251437 A206364 A224110

Adjacent sequences: A236500 A236501 A236502 * A236504 A236505 A236506

Keyword

nonn

Author

R. H. Hardin, Jan 27 2014

Status

approved