A232255 Number of (n+1)X(6+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor

45709, 24091773, 12652519297, 6678855359891, 3525883938158361, 1861384207351560027, 982662236299437938725, 518767301042136164070639, 273867766425251558213368213, 144580341891948806006781953805

Offset

1,1

Comments

Column 6 of A232257

Links

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

Example

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

Crossrefs

Sequence in context: A157653 A202915 A257358 * A031841 A031635 A159725

Adjacent sequences: A232252 A232253 A232254 * A232256 A232257 A232258

Keyword

nonn

Author

R. H. Hardin, Nov 21 2013

Status

approved