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A224975 T(n,k) is the number of (n+1) X (k+1) 0..3 matrices with each 2 X 2 permanent equal. 9
256, 912, 912, 3067, 11196, 3067, 13654, 110253, 110253, 13654, 59330, 1777586, 1417535, 1777586, 59330, 294349, 26732072, 49673755, 49673755, 26732072, 294349, 1450678, 435788333, 946613919, 4560581070, 946613919, 435788333, 1450678 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.....256..........912...........3067.............13654................59330

.....912........11196.........110253...........1777586.............26732072

....3067.......110253........1417535..........49673755............946613919

...13654......1777586.......49673755........4560581070.........226665118676

...59330.....26732072......946613919......226665118676.......14139394308728

..294349....435788333....27297398415....16533408013041.....2261199424343729

.1450678...6995454550...603337019865..1006241870944880...186370133088417660

.7519806.113660299418.15860938451645.68438742000698746.24455901660390402808

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..180

EXAMPLE

Some solutions for n=2 k=4

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

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

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

CROSSREFS

Sequence in context: A209381 A236987 A236980 * A237090 A224968 A237083

Adjacent sequences:  A224972 A224973 A224974 * A224976 A224977 A224978

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Apr 21 2013

STATUS

approved

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Last modified September 25 07:19 EDT 2022. Contains 356959 sequences. (Running on oeis4.)