A254419 Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

42669, 2128339, 109896298, 5865501284, 310310891535, 16692762023274, 894001153490556, 48112521699593882, 2586342885750605592, 139207137124981826454, 7490966428456694082536, 403230156865627730770010

Offset

1,1

Comments

Column 5 of A254422

Links

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

Example

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

Crossrefs

Sequence in context: A251245 A187959 A253521 * A254426 A147635 A236032

Adjacent sequences: A254416 A254417 A254418 * A254420 A254421 A254422

Keyword

nonn

Author

R. H. Hardin, Jan 30 2015

Status

approved