A238513 - OEIS

A238513

Number of (n+1)X(4+1) 0..3 arrays with no element equal to all horizontal neighbors or equal to all vertical neighbors, and new values 0..3 introduced in row major order

3113, 430504, 232354383, 91551538363, 38584530824835, 16025158797901442, 6676837417903850862, 2779967978428715019918, 1157640782440254067428502, 482051808011508558973140217, 200732033232989734955553186668

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 4 of A238515

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..49

EXAMPLE

Some solutions for n=1

..0..1..0..2..3....0..1..2..0..1....0..1..2..2..3....0..1..0..1..2

..1..2..2..3..2....2..0..0..3..0....1..2..0..3..1....2..3..2..2..0

CROSSREFS