A263557 Number of (n+1)X(7+1) 0..4 arrays with each row and column divisible by 7, read as a base-5 number with top and left being the most significant digits.

9376, 224917356, 12550664907064, 663874095310569770, 36782403381406660654696, 2046727438556074480856205412, 114199199060786708530926848241438, 6372406475864986531993455392445505716

Offset

1,1

Comments

Column 7 of A263558.

Links

R. H. Hardin, Table of n, a(n) for n = 1..15

Example

Some solutions for n=1
..4..0..4..2..1..0..4..1....1..0..1..4..1..0..4..0....1..1..4..0..1..1..1..2
..1..0..1..4..2..0..1..2....2..0..2..1..2..0..1..0....2..2..1..0..2..2..2..4

Crossrefs

Cf. A263558.

Sequence in context: A259008 A256899 A079048 * A045202 A202645 A183796

Adjacent sequences: A263554 A263555 A263556 * A263558 A263559 A263560

Keyword

nonn

Author

R. H. Hardin, Oct 21 2015

Status

approved