A297948 Number of nX5 0..1 arrays with every element equal to 1, 2, 3 or 5 king-move adjacent elements, with upper left element zero.

3, 174, 796, 4258, 23840, 134642, 750733, 4222383, 23711537, 132980654, 746752625, 4193871923, 23544394740, 132198744673, 742328077116, 4168064624507, 23403479996329, 131411747457089, 737875596512806, 4143166297781819

Offset

1,1

Comments

Column 5 of A297951.

Links

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

Example

Some solutions for n=6
..0..0..0..1..1. .0..0..0..0..1. .0..1..1..0..1. .0..1..1..0..0
..1..1..1..1..0. .0..1..1..1..1. .0..1..1..0..1. .0..0..0..1..0
..0..0..0..0..0. .0..1..0..0..0. .0..0..0..0..1. .0..1..0..1..0
..0..1..1..1..1. .1..1..1..1..1. .0..1..0..0..0. .0..1..0..1..0
..1..0..0..1..0. .0..0..0..0..0. .0..1..1..0..1. .1..1..0..0..0
..0..1..1..1..0. .1..1..1..1..0. .0..0..0..1..0. .0..0..1..1..0

Crossrefs

Cf. A297951.

Sequence in context: A306401 A053930 A053920 * A298557 A298767 A299564

Adjacent sequences: A297945 A297946 A297947 * A297949 A297950 A297951

Keyword

nonn

Author

R. H. Hardin, Jan 09 2018

Status

approved