A183753 Number of (n+1) X 5 0..3 arrays with equal numbers of 2 X 2 subblocks with sum over 6 and with sum under 6.

193360, 104016508, 81384279968, 71621126116404, 65704518455049396, 61479677322733089492, 58313648742426351761564, 55873659093931547592606112, 53955221238115277683700019760, 52424648944275509869546266991080

Offset

1,1

Comments

Column 4 of A183756.

Links

R. H. Hardin, Table of n, a(n) for n = 1..15

Example

Some solutions for 3 X 5:
..0..0..2..1..2....0..0..1..2..3....0..0..2..3..1....0..0..1..3..0
..0..0..2..2..3....0..0..2..3..1....0..0..2..3..2....0..0..0..3..3
..2..0..2..1..2....1..0..0..2..3....0..0..1..2..1....2..0..3..1..1
...
...M..M..P..P.......M..M..P..P.......M..M..P..P.......M..M..P..P...
...M..M..P..P.......M..M..P..P.......M..M..P..P.......M..M..P..P...

Crossrefs

Sequence in context: A234196 A234197 A234191 * A236616 A258515 A258508

Adjacent sequences: A183750 A183751 A183752 * A183754 A183755 A183756

Keyword

nonn

Author

R. H. Hardin, Jan 06 2011

Status

approved