A235735 Number of (n+1)X(7+1) 0..1 arrays with the sum of each 2X2 subblock maximum and minimum lexicographically nondecreasing columnwise and nonincreasing rowwise

33753, 4232565, 521746721, 63554803821, 7729359642112, 938576320212723, 113955406504401666, 13833058783205525551, 1679186543035634644622, 203830676897392364279934, 24742332819154119369686926

Offset

1,1

Comments

Column 7 of A235736

Links

R. H. Hardin, Table of n, a(n) for n = 1..57

Example

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

Crossrefs

Sequence in context: A297127 A234187 A209827 * A235516 A204949 A268909

Adjacent sequences: A235732 A235733 A235734 * A235736 A235737 A235738

Keyword

nonn

Author

R. H. Hardin, Jan 15 2014

Status

approved