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A263333
T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with each row and column divisible by 11, read as a base-3 number with top and left being the most significant digits.
3
1, 1, 1, 3, 6, 3, 9, 38, 38, 9, 23, 226, 1013, 226, 23, 51, 1620, 11447, 11447, 1620, 51, 133, 12653, 232939, 614393, 232939, 12653, 133, 399, 100234, 5387677, 38059944, 38059944, 5387677, 100234, 399, 1321, 805414, 123078860
OFFSET
1,4
COMMENTS
Table starts
...1......1.......3........9.......23......51.......133....399.1321
...1......6......38......226.....1620...12653....100234.805414
...3.....38....1013....11447...232939.5387677.123078860
...9....226...11447...614393.38059944
..23...1620..232939.38059944
..51..12653.5387677
.133.100234
.399
FORMULA
Empirical for column k:
k=1: [linear recurrence of order 26]
EXAMPLE
Some solutions for n=3 k=4
..0..0..0..1..0..2....0..2..2..2..2..2....2..0..1..1..2..0....2..1..1..2..1..1
..0..0..0..1..0..2....0..2..0..1..1..2....0..0..1..1..2..2....2..1..1..1..0..2
..0..2..2..1..2..0....0..0..1..1..2..2....1..0..1..1..2..1....0..2..1..1..0..0
..0..1..1..1..1..1....0..1..1..0..0..2....1..0..1..1..2..1....1..2..1..0..2..2
..0..1..1..1..1..1....0..1..2..0..2..2....2..0..1..1..2..0....1..0..1..0..1..2
CROSSREFS
Sequence in context: A019918 A260303 A055373 * A328371 A134440 A129529
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Oct 15 2015
STATUS
approved