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A251438 Number of (n+1)X(4+1) 0..3 arrays with no 2X2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements 1
327033, 119053429, 41060404870, 14434973166138, 5038742133151250, 1763553101217607559, 616672357656950586311, 215713355424620452088470, 75447930019691941204137527, 26389942579572584009457614106 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A251442
LINKS
EXAMPLE
Some solutions for n=1
..3..2..2..2..0....0..1..0..0..1....1..0..0..2..1....1..0..1..3..1
..0..1..0..0..0....0..3..0..2..2....2..1..0..3..0....2..3..3..0..1
CROSSREFS
Sequence in context: A210387 A269901 A234865 * A251850 A244566 A252037
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2014
STATUS
approved

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Last modified February 24 07:07 EST 2024. Contains 370294 sequences. (Running on oeis4.)