A239817 Number of nX6 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it, modulo 4

132, 21602, 2912793, 418324402, 58232200212, 8243207656791, 1154988223050638, 162794110794893005, 22871029907841066549, 3218700464551459701771, 452563580936326395762181, 63663914001474387730433692

Offset

1,1

Comments

Column 6 of A239819

Links

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

Example

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

Crossrefs

Sequence in context: A215546 A269042 A216787 * A175410 A146522 A183500

Adjacent sequences: A239814 A239815 A239816 * A239818 A239819 A239820

Keyword

nonn

Author

R. H. Hardin, Mar 27 2014

Status

approved