A235741 Number of (n+1)X(5+1) 0..2 arrays with the sum of each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise

167892, 36199157, 7433913626, 1402427258099, 257369376150524, 45081614802280999, 7733449708119520219, 1291234700949405911512, 212256857362792812709735, 34319052523965233251921090

Offset

1,1

Comments

Column 5 of A235742

Links

R. H. Hardin, Table of n, a(n) for n = 1..18

Example

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

Crossrefs

Sequence in context: A235436 A262802 A247994 * A236081 A140941 A186550

Adjacent sequences: A235738 A235739 A235740 * A235742 A235743 A235744

Keyword

nonn

Author

R. H. Hardin, Jan 15 2014

Status

approved