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A250616 Number of (n+1)X(4+1) 0..2 arrays with nondecreasing maximum of every two consecutive values in every row and column 1
13456, 712806, 32944614, 1223112064, 41645945389, 1297010595743, 38406061258495, 1087877705486708, 29903210113757561, 801697319294422283, 21097777066198246602, 546827766427867845789, 14004897753755987170007 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A250620

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A250818 A271210 A284952 * A115925 A234493 A029557

Adjacent sequences:  A250613 A250614 A250615 * A250617 A250618 A250619

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 26 2014

STATUS

approved

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Last modified October 23 23:51 EDT 2019. Contains 328379 sequences. (Running on oeis4.)