A240247 Number of nX5 0..3 arrays with no element equal to the sum of elements to its left or the sum of elements above it or the sum of the elements diagonally to its northwest or the sum of the elements antidiagonally to its northeast, modulo 4

72, 152, 688, 3530, 17476, 96752, 508444, 2779754, 15042466, 82159256, 444621704, 2428664182, 13191373094, 71979788054, 391657232734, 2135828584330, 11631457626872, 63409396318828, 345453565197234, 1882975612847854

Offset

1,1

Comments

Column 5 of A240250

Links

Table of n, a(n) for n=1..20.

Example

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

Crossrefs

Sequence in context: A342993 A039498 A063357 * A044323 A044704 A302364

Adjacent sequences: A240244 A240245 A240246 * A240248 A240249 A240250

Keyword

nonn

Author

R. H. Hardin, Apr 03 2014

Status

approved