A225023 Number of (n+1)X5 0..2 matrices with each 2X2 permanent equal

2653, 113261, 1930229, 68599847, 1695172731, 52562324371, 1457105103421, 43215008345605, 1240053913896303, 36294561965670221, 1052106584541296967, 30674878297649042749, 891844038980959163315, 25973093782593822861529

Offset

1,1

Comments

Column 4 of A225027

Links

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

R. H. Hardin, Empirical recurrence of order 87

Formula

Empirical recurrence of order 87 (see link above)

Example

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

Crossrefs

Sequence in context: A235446 A235750 A235813 * A251162 A217440 A235733

Adjacent sequences: A225020 A225021 A225022 * A225024 A225025 A225026

Keyword

nonn

Author

R. H. Hardin Apr 24 2013

Status

approved