A300027 - OEIS

A300027

Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

8, 34, 19, 220, 1637, 4320, 30072, 206967, 903664, 5528305, 33865076, 178421588, 1041376007, 6119845720, 34193886672, 197233778418, 1141888439215, 6502450589845, 37394525903413, 215421948327015, 1234270970196951

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OFFSET

1,1

COMMENTS

Column 5 of A300030.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A300030.

Sequence in context: A298317 A299390 A299191 * A301793 A301966 A196143

Adjacent sequences: A300024 A300025 A300026 * A300028 A300029 A300030

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 23 2018

STATUS

approved