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A258679 Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum 1
1115136, 18974736, 451647504, 10750371856, 221012814400, 4543718560000, 100604912040000, 2227547369610000, 47649380267264400, 1019266064026229776, 22202539749936066816, 483635027933987475456, 10438893202415728548096 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A258681

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..27

EXAMPLE

Some solutions for n=1

..0..0..0..1..1..0..1..1....0..0..0..0..0..1..1..0....0..0..0..0..1..1..0..1

..1..0..1..1..1..1..1..1....0..1..0..1..1..1..0..1....0..0..1..1..0..0..0..0

..0..1..1..1..0..1..1..0....1..1..0..0..1..0..1..0....0..0..1..1..0..0..0..1

CROSSREFS

Cf. A258681

Sequence in context: A205735 A205916 A205908 * A324647 A245662 A186066

Adjacent sequences:  A258676 A258677 A258678 * A258680 A258681 A258682

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 07 2015

STATUS

approved

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Last modified January 19 00:40 EST 2020. Contains 331030 sequences. (Running on oeis4.)