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A233615
Number of (n+2)X(5+2) 0..2 arrays with no increasing sequence of length 3 horizontally or diagonally downwards
1
4828862487, 7222554443566, 10751985514076079, 16001415247695961563, 23811740158656753556614, 35434158790481694776332009, 52729363102903526091849167544, 78466250685870205472674087101036
OFFSET
1,1
COMMENTS
Column 5 of A233618
FORMULA
Empirical recurrence of order 51 (see link above)
EXAMPLE
Some solutions for n=1
..0..0..0..0..0..0..0....0..0..0..0..0..0..0....0..0..0..0..0..0..0
..0..0..0..1..0..2..1....0..0..0..1..0..1..0....0..0..0..2..2..2..1
..0..1..1..0..1..0..1....1..1..1..1..1..2..0....0..0..0..2..2..2..0
CROSSREFS
Sequence in context: A175568 A224472 A015384 * A217146 A072018 A227799
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 14 2013
STATUS
approved