A216029 Number of horizontal, vertical and diagonal neighbor colorings of the odd squares of an nX6 array with new integer colors introduced in row major order

2, 42, 1534, 167130, 30312074, 10311562327, 4761748786964, 3439948243132701

Offset

1,1

Comments

Column 6 of A216031

Links

Table of n, a(n) for n=1..8.

Example

Some solutions for n=4
..x..0..x..1..x..2....x..0..x..1..x..0....x..0..x..1..x..2....x..0..x..1..x..2
..0..x..3..x..4..x....2..x..3..x..4..x....1..x..2..x..3..x....1..x..3..x..0..x
..x..3..x..5..x..0....x..3..x..5..x..6....x..4..x..0..x..5....x..4..x..0..x..4
..5..x..0..x..2..x....3..x..4..x..7..x....5..x..1..x..5..x....2..x..5..x..4..x

Crossrefs

Sequence in context: A259550 A177456 A360238 * A124103 A235776 A216336

Adjacent sequences: A216026 A216027 A216028 * A216030 A216031 A216032

Keyword

nonn

Author

R. H. Hardin Aug 30 2012

Status

approved