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A263220
Number of (n+1)X(4+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.
1
7, 343, 12601, 475539, 22342751, 1094138875, 53375395657, 2607171566653, 127682197727311, 6256406902789159, 306545703110117209, 15020102223676251147, 735979598601461106119, 36062999023016301797227
OFFSET
1,1
COMMENTS
Column 4 of A263224.
FORMULA
Empirical recurrence of order 89 (see link above)
EXAMPLE
Some solutions for n=3
..1..0..2..0..1....2..2..2..0..1....0..1..0..1..0....2..0..2..0..0
..1..2..2..2..1....0..0..0..1..2....1..2..2..0..2....0..1..0..1..0
..1..2..1..0..1....0..2..0..0..1....2..1..0..2..0....2..2..2..0..1
..1..1..0..2..1....1..0..1..1..2....0..2..2..2..2....0..0..0..1..2
CROSSREFS
Cf. A263224.
Sequence in context: A200967 A068150 A195803 * A145252 A154024 A013712
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 12 2015
STATUS
approved