A263223 Number of (n+1)X(7+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.

52, 68112, 56362801, 53375395657, 66317081173996, 87072717791078712, 113626071226676220337, 148577011002706188270265, 194947288514689323686605300, 255965788647405918475696491840

Offset

1,1

Comments

Column 7 of A263224.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=2
..1..2..2..1..2..1..1..2....2..0..0..0..0..0..2..0....2..1..2..2..2..2..0..2
..0..2..2..2..2..0..0..0....2..0..0..0..0..0..2..0....0..0..0..0..2..2..1..0
..1..1..1..0..1..1..1..2....1..0..0..0..0..0..1..0....2..1..2..2..1..1..2..2

Crossrefs

Cf. A263224.

Sequence in context: A182924 A208785 A206388 * A198525 A208580 A208585

Adjacent sequences: A263220 A263221 A263222 * A263224 A263225 A263226

Keyword

nonn

Author

R. H. Hardin, Oct 12 2015

Status

approved