A206731 Number of nX5 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal

190, 36100, 4056056, 448162001, 48956655199, 5365256703040, 589775000656222, 64882388838696223, 7141059247098688016, 785996610081948803840, 86514172383351652154680, 9522506431579289380089964

Offset

1,1

Comments

Column 5 of A206734

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..2..2..1..2..2....2..0..1..2..0....1..0..0..0..0....0..2..0..1..2
..2..1..0..0..2....2..1..0..2..1....1..2..1..0..0....0..1..0..0..2
..2..1..0..1..0....2..1..2..2..1....0..0..0..2..2....2..1..2..0..0
..0..0..2..0..0....2..0..2..2..0....2..1..1..1..1....1..0..2..2..2

Crossrefs

Sequence in context: A369394 A207211 A207205 * A207355 A207198 A217343

Adjacent sequences: A206728 A206729 A206730 * A206732 A206733 A206734

Keyword

nonn

Author

R. H. Hardin Feb 11 2012

Status

approved