A226849 Number of nX5 (0,1,2) arrays of permanents of 2X2 subblocks of some (n+1)X6 binary array

145, 12961, 541932, 20749217, 838184554, 34632124236, 1426163794260, 58502335399707, 2398927985473786, 98415203461205054, 4038034596668047561, 165676840013590946016, 6797376688080303437625, 278882160827775201571472

Offset

1,1

Comments

Column 5 of A226852

Links

R. H. Hardin, Table of n, a(n) for n = 1..19

Example

Some solutions for n=3
..0..0..0..0..0....0..0..0..1..2....0..0..1..1..1....0..0..0..0..0
..2..0..0..2..2....1..0..0..2..1....0..1..1..2..0....1..1..2..1..0
..2..0..0..0..1....0..0..0..0..0....0..0..0..2..0....2..2..2..1..1

Crossrefs

Sequence in context: A192842 A012813 A031612 * A097730 A283520 A359013

Adjacent sequences: A226846 A226847 A226848 * A226850 A226851 A226852

Keyword

nonn

Author

R. H. Hardin Jun 19 2013

Status

approved