A239402 Number of nX5 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of elements above it, modulo 4.
32, 2165, 144762, 9340070, 614216271, 40566958960, 2671846338458, 176044655676921, 11610439554314901, 765805659265654829, 50509810922229600429, 3331665731491459450247, 219768507035072764751942
Offset: 1
Keywords
Examples
Some solutions for n=2 ..0..3..3..0..0....3..1..0..3..1....3..3..1..3..0....0..0..0..3..1 ..3..2..0..1..1....2..1..3..0..0....3..3..1..3..0....3..1..0..0..0
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
Comments