A283413 - OEIS

A283413

Number of n X 6 0..1 arrays with no 1 equal to more than three of its horizontal, vertical and antidiagonal neighbors.

64, 3525, 146228, 6865368, 315717408, 14511646624, 668024193788, 30738576483000, 1414483814666200, 65089911870493672, 2995215513526282140, 137829698528789894768, 6342456224329497452288, 291858373017140023742708

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OFFSET

1,1

COMMENTS

Column 6 of A283415.

LINKS

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

R. H. Hardin, Empirical recurrence of order 72

FORMULA

Empirical recurrence of order 72 (see link above).

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A283415.

Sequence in context: A299752 A300266 A283855 * A264210 A264221 A232842

Adjacent sequences: A283410 A283411 A283412 * A283414 A283415 A283416

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 07 2017

STATUS

approved