A269765 - OEIS

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A269765

Number of nX6 0..5 arrays with some element plus some horizontally or vertically adjacent neighbor totalling five exactly once.

18750, 368958240, 4022791852800, 36821411380183680, 309460647800786666280, 2472167532788732096214720, 19095466730438184387582710640, 144001677387908129355684560596560, 1066612311213048839948713538763169320

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OFFSET

1,1

COMMENTS

Column 6 of A269767.

LINKS

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

R. H. Hardin, Empirical recurrence of order 26

FORMULA

Empirical recurrence of order 26 (see link above)

EXAMPLE

Some solutions for n=1

..4..0..0..2..3..0. .4..0..1..4..2..4. .1..1..1..3..4..1. .3..5..4..4..0..5

CROSSREFS

Cf. A269767.

Sequence in context: A051795 A338949 A269886 * A272401 A236015 A237764

Adjacent sequences: A269762 A269763 A269764 * A269766 A269767 A269768

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 04 2016

STATUS

approved