login
A253613
Number of (n+2)X(3+2) 0..2 arrays with every consecutive three elements in every row and diagonal having one or two distinct values, and in every column and antidiagonal having two or three distinct values, and new values 0 upwards introduced in row major order
1
61634, 1955619, 61983527, 1985951362, 63607608304, 2039056588594, 65369339178316, 2095832672899372, 67196065694340011, 2154444488033744650, 69076069438897561178, 2214728059097013175544, 71008988237314118245588
OFFSET
1,1
COMMENTS
Column 3 of A253615
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..1..1....0..0..1..0..1....0..1..1..2..1....0..1..0..1..1
..0..2..0..0..2....2..1..2..1..1....1..2..1..1..2....1..0..0..2..2
..2..1..2..2..0....0..0..0..0..0....2..1..2..2..0....1..0..1..1..0
CROSSREFS
Sequence in context: A181261 A237013 A340438 * A257749 A340126 A112015
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 05 2015
STATUS
approved