A237924 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

10316, 142488, 1926461, 26467386, 362996768, 4957001920, 68164733860, 934379485016, 12832924363235, 175593729622252, 2413683079071333, 33054594955697174, 454150949197255644, 6216927174763938000

Offset

1,1

Comments

Column 3 of A237927

Links

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

Example

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

Crossrefs

Sequence in context: A099746 A083438 A212939 * A255658 A178582 A178584

Adjacent sequences: A237921 A237922 A237923 * A237925 A237926 A237927

Keyword

nonn

Author

R. H. Hardin, Feb 15 2014

Status

approved