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A232610 Number of (n+1)X(2+1) 0..2 arrays x(i,j) with every row sum{j*x(i,j), j=1..2+1} equal, and every column sum{i*x(i,j), i=1..n+1} equal 1
5, 13, 13, 23, 45, 105, 297, 583, 1419, 4299, 10947, 26515, 72045, 204387, 535111, 1466497, 4049473, 11241601, 31897667, 87429003, 245101773, 698228801, 1965757385, 5494808427, 15568542609, 44541579873, 125744419037, 358349911597 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A232614

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..48

EXAMPLE

Some solutions for n=3

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

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

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

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

CROSSREFS

Sequence in context: A274300 A051899 A085956 * A235337 A151994 A321992

Adjacent sequences:  A232607 A232608 A232609 * A232611 A232612 A232613

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 26 2013

STATUS

approved

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Last modified July 4 17:09 EDT 2022. Contains 355081 sequences. (Running on oeis4.)