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A251015 Number of (n+1)X(4+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements 1
18910, 1691169, 151364054, 13508173078, 1205414504630, 107601568615993, 9606281958966442, 857630836924918239, 76567531290992163701, 6835781555200308942613, 610283386103955842659188 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A251019

LINKS

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

R. H. Hardin, Empirical recurrence of order 92

FORMULA

Empirical recurrence of order 92 (see link above)

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A212077 A224573 A342080 * A277787 A252885 A232576

Adjacent sequences:  A251012 A251013 A251014 * A251016 A251017 A251018

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 29 2014

STATUS

approved

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Last modified August 9 21:08 EDT 2022. Contains 356026 sequences. (Running on oeis4.)