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A251174 Number of (n+1)X(7+1) 0..3 arrays with no 2X2 subblock having the minimum of its diagonal elements less than the absolute difference of its antidiagonal elements 1
78041038, 281464393752, 1127188549315094, 4564338162026063711, 18536660798329970607776, 75319567891767975640548195, 306103162755761207993034999912, 1244054167066638515228055818688265 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A251175
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..2..3..3..0..2....0..0..0..2..1..0..1..1....0..0..0..2..3..1..3..1
..0..0..2..1..3..0..2..2....0..0..2..2..1..1..0..1....0..0..2..2..1..2..2..1
CROSSREFS
Sequence in context: A203825 A109178 A178556 * A053431 A179578 A186598
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 30 2014
STATUS
approved

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Last modified April 12 14:01 EDT 2024. Contains 371635 sequences. (Running on oeis4.)