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A253042 Number of (n+2)X(6+2) 0..3 arrays with every consecutive three elements in every row, column, diagonal and antidiagonal having exactly two distinct values, and new values 0 upwards introduced in row major order 1
22304, 8340, 12641, 24232, 53312, 115438, 262728, 567781, 1244649, 2698327, 6151232, 13388434, 29495278, 64808231, 144441535, 317896175, 705544550, 1545061244, 3414818954, 7610405399, 16762954363, 36864641439, 81481794108 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A253044
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1..0..0..1..0..1....0..1..1..2..2..0..0..1....0..1..0..0..1..0..0..1
..2..0..0..1..1..3..3..0....1..1..0..1..0..1..0..1....0..2..2..0..2..2..0..2
..0..1..1..0..0..1..0..1....0..0..1..1..0..0..2..2....2..2..0..2..2..0..2..2
..0..0..1..0..1..1..0..0....1..0..1..0..1..1..2..2....0..1..0..0..1..0..0..1
..1..1..2..2..0..0..1..0....0..2..2..1..1..0..1..0....0..2..2..0..2..2..0..2
CROSSREFS
Sequence in context: A119568 A204333 A252774 * A216202 A154094 A206656
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 26 2014
STATUS
approved

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)