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A251304 Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements 1
310224, 108857571, 38343620608, 13468082968018, 4729336342478281, 1661155660245079699, 583546015909703620443, 204998612687987844209443, 72015656595745247029716874, 25298940924210464723823638138 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A251308
LINKS
EXAMPLE
Some solutions for n=1
..0..2..1..0..0....2..0..1..1..1....2..1..1..2..3....2..1..1..1..0
..2..3..1..2..3....0..1..3..3..2....0..3..3..3..1....2..0..0..3..2
CROSSREFS
Sequence in context: A226364 A359846 A206276 * A127491 A205204 A205062
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 01 2014
STATUS
approved

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Last modified March 28 04:13 EDT 2024. Contains 371235 sequences. (Running on oeis4.)