A237954 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the upper median plus the lower median plus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

6400, 45504, 336260, 2763512, 22791116, 192579544, 1628588344, 13907568992, 118686056384, 1014383089296, 8666752446464, 74223588254576, 635247043714680, 5434110536483904, 46470793076802132, 398095616127903432

Offset

1,1

Comments

Column 3 of A237956

Links

R. H. Hardin, Table of n, a(n) for n = 1..111

Example

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

Crossrefs

Sequence in context: A186068 A186064 A251454 * A269827 A270056 A031578

Adjacent sequences: A237951 A237952 A237953 * A237955 A237956 A237957

Keyword

nonn

Author

R. H. Hardin, Feb 16 2014

Status

approved