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A229390
Number of nX6 0..3 arrays of the sum of the corresponding element, the element to the east and the element to the south in a larger (n+1)X7 0..1 array
1
1912, 546752, 84210828, 11156280332, 1451228983308, 187243393024012, 24062262212427788, 3086056460257853452, 395404788283905933324, 50636744827896225333260, 6483098981333181772333068
OFFSET
1,1
COMMENTS
Column 6 of A229392
LINKS
FORMULA
Empirical: a(n) = 193*a(n-1) -8384*a(n-2) +8320*a(n-3) -24704*a(n-4) +1073152*a(n-5) -1048576*a(n-6) for n>9
EXAMPLE
Some solutions for n=2
..1..1..1..1..1..2....1..1..1..2..2..2....1..0..1..2..1..3....1..1..1..1..2..3
..0..2..3..1..0..2....0..1..1..1..1..1....0..1..1..1..2..3....1..1..0..1..3..3
CROSSREFS
Sequence in context: A209551 A238059 A186789 * A072274 A168499 A230083
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 21 2013
STATUS
approved