A240195 Number of 5Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or three plus the sum of the elements diagonally to its northwest, modulo 4

7, 73, 680, 7170, 91879, 1399773, 22849697, 385366572, 6605282704, 114179317079, 1982427469366, 34498669503396, 601074631406014, 10479195138240937, 182755667269396463, 3187784517998728377, 55609182290464067412

Offset

1,1

Comments

Row 5 of A240192

Links

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

Example

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

Crossrefs

Sequence in context: A003535 A050917 A308418 * A025592 A009142 A155614

Adjacent sequences: A240192 A240193 A240194 * A240196 A240197 A240198

Keyword

nonn

Author

R. H. Hardin, Apr 02 2014

Status

approved