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A203933 Number of (n+1)X8 0..5 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements 0
701538156, 833700866796, 1311917257647036, 2297197186864332876, 4194818908674768075816, 7801943096191368986437356 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A203934
LINKS
EXAMPLE
Some solutions for n=4
..2..5..2..2..1..0..5..3....5..4..3..2..1..1..1..5....3..5..3..1..5..3..4..0
..1..2..5..2..2..1..0..5....4..1..4..3..2..1..0..1....0..3..1..1..1..5..3..4
..0..1..2..5..2..2..1..0....2..4..1..4..3..2..1..0....5..0..3..1..2..1..5..3
..4..0..1..2..4..2..2..1....4..4..4..3..5..3..2..1....5..5..0..3..1..0..1..5
..0..1..0..1..2..3..2..2....2..4..2..4..3..4..3..2....3..5..5..0..3..1..0..1
CROSSREFS
Sequence in context: A274363 A034651 A274813 * A219279 A086041 A244186
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 08 2012
STATUS
approved

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Last modified March 29 06:15 EDT 2024. Contains 371265 sequences. (Running on oeis4.)