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A224973 Number of (n+1)X7 0..3 matrices with each 2X2 permanent equal 1
294349, 435788333, 27297398415, 16533408013041, 2261199424343729, 848170732137764831, 173223628709504650859, 53060397309690724953363, 12918833834664718161599715, 3660962109269297649761381309 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A224975

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..182

EXAMPLE

Some solutions for n=2

..0..0..0..0..2..0..0....0..0..0..2..2..2..0....0..0..0..0..1..0..0

..0..0..0..0..3..0..0....0..0..0..0..0..0..0....0..0..0..0..0..0..0

..0..0..0..0..1..0..0....0..0..0..1..0..0..3....0..0..0..2..3..1..1

CROSSREFS

Sequence in context: A318787 A158124 A050249 * A328664 A328935 A182206

Adjacent sequences:  A224970 A224971 A224972 * A224974 A224975 A224976

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 21 2013

STATUS

approved

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Last modified January 25 23:08 EST 2020. Contains 331270 sequences. (Running on oeis4.)