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A253310 Number of (n+1)X(4+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum unequal to its neighbors horizontally, vertically, diagonally and antidiagonally 1
23524, 43220, 266074, 516928, 2643738, 6728458, 30117394, 99695754, 410717008, 1591420928, 6344648498, 26357450662, 104485597870, 444408917696, 1769592165032, 7587288988852, 30401383873084, 130670139426506 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A253314
LINKS
FORMULA
Empirical recurrence of order 62 (see link above)
EXAMPLE
Some solutions for n=2
..1..0..2..0..0....2..0..1..2..0....0..2..1..1..0....2..0..0..1..0
..0..2..0..2..0....1..2..0..0..2....2..0..0..1..2....1..0..0..0..2
..2..1..1..1..1....1..0..1..2..0....2..0..2..0..0....0..2..0..1..2
CROSSREFS
Sequence in context: A031847 A237528 A234441 * A253658 A253728 A227483
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 30 2014
STATUS
approved

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Last modified May 22 06:48 EDT 2024. Contains 372743 sequences. (Running on oeis4.)