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A250600 Number of (n+2)X(7+2) 0..2 arrays with nondecreasing sum of every three consecutive values in every row and column 2
1000000000, 125000000000, 15625000000000, 1953125000000000, 83740234375000000, 3590362548828125000, 153936794281005859375, 3379220508056640625000, 74180648592859375000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A250601

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A260520 A033423 A030455 * A250864 A017181 A017277

Adjacent sequences:  A250597 A250598 A250599 * A250601 A250602 A250603

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 25 2014

STATUS

approved

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Last modified October 17 06:07 EDT 2021. Contains 348048 sequences. (Running on oeis4.)