A237961 Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the lower median minus the minimum of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

6042, 64146, 645156, 7259122, 84562206, 940160466, 10256817488, 114442690994, 1289184763590, 14363355184818, 159182824702650, 1774324207171920, 19835441920244388, 221078397238990622, 2459909992151774668

Offset

1,1

Comments

Column 4 of A237965

Links

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

Example

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

Crossrefs

Sequence in context: A202895 A157652 A264949 * A362954 A175160 A184195

Adjacent sequences: A237958 A237959 A237960 * A237962 A237963 A237964

Keyword

nonn

Author

R. H. Hardin, Feb 16 2014

Status

approved