A241052 Number of nX4 0..3 arrays with no element equal to one plus the sum of elements to its left or zero plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4

7, 10, 24, 64, 132, 690, 2142, 7144, 30662, 95669, 356203, 1295102, 4422715, 16996927, 58368376, 210047376, 778300845, 2685487991, 9897567452, 35427665822, 125536795397, 459821814155, 1627346610378, 5869761114047, 21203315127283

Offset

1,1

Comments

Column 4 of A241054

Links

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

Example

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

Crossrefs

Sequence in context: A196316 A134329 A175492 * A280173 A229310 A064948

Adjacent sequences: A241049 A241050 A241051 * A241053 A241054 A241055

Keyword

nonn

Author

R. H. Hardin, Apr 15 2014

Status

approved