A230732 Number of 4 X n 0..5 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 6, and upper left element zero.

0, 0, 0, 396, 9760, 287616, 9059304, 292876646, 9310749694, 294484977580, 9312308822168, 294637923846120, 9323504342263188, 295032294191363990, 9335936355384370134, 295424743795540309078, 9348376371338828673358

Offset

1,4

Comments

Row 4 of A230730.

Links

R. H. Hardin, Table of n, a(n) for n = 1..101

Example

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

Crossrefs

Cf. A230730.

Sequence in context: A203927 A205330 A092720 * A034621 A203926 A270842

Adjacent sequences: A230729 A230730 A230731 * A230733 A230734 A230735

Keyword

nonn

Author

R. H. Hardin, Oct 28 2013

Status

approved