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A238295 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
13405, 315906, 7627878, 189073818, 4621997125, 112528419472, 2750034208462, 67554373314860, 1653215422083590, 40384241838941956, 988021656834724822, 24205805789517777368, 592400882429439387800, 14487758327615866854556 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A238298
LINKS
EXAMPLE
Some solutions for n=1
..2..0..3..1....0..2..2..3....0..0..0..1....2..2..2..1....1..3..3..1
..3..0..1..1....1..1..1..3....2..1..3..3....2..1..0..3....2..2..1..1
CROSSREFS
Sequence in context: A220060 A207048 A083598 * A291913 A015300 A298686
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 23 2014
STATUS
approved

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Last modified July 14 00:54 EDT 2024. Contains 374290 sequences. (Running on oeis4.)