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A254419 Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
42669, 2128339, 109896298, 5865501284, 310310891535, 16692762023274, 894001153490556, 48112521699593882, 2586342885750605592, 139207137124981826454, 7490966428456694082536, 403230156865627730770010 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A254422
LINKS
EXAMPLE
Some solutions for n=1
..0..2..2..0..0..0....2..2..2..2..1..0....2..2..2..1..2..1....1..1..1..1..0..1
..1..1..1..0..1..2....2..0..0..2..1..2....1..1..2..1..2..0....1..1..1..0..0..2
CROSSREFS
Sequence in context: A251245 A187959 A253521 * A254426 A147635 A236032
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 30 2015
STATUS
approved

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Last modified April 14 18:28 EDT 2024. Contains 371667 sequences. (Running on oeis4.)