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R. H. Hardin, <a href="/A304898/b304898.txt">Table of n, a(n) for n = 1..210</a>
allocated for R. H. Hardin
Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
3, 313, 1249, 13954, 107723, 946723, 8143342, 69406724, 599014812, 5123207331, 44024389889, 377614353499, 3240377259448, 27808393785858, 238604898145361, 2047584363969436, 17569996355263865, 150770179545151533
1,1
Column 5 of A304901.
Some solutions for n=5
..0..1..1..0..0. .0..0..0..1..0. .0..1..1..0..1. .0..1..1..1..0
..1..1..0..1..1. .1..0..1..1..0. .1..0..0..1..1. .1..0..1..1..0
..1..1..1..1..0. .0..1..1..1..1. .1..0..0..1..1. .0..0..0..0..1
..1..0..0..1..0. .0..1..0..1..0. .0..1..1..0..0. .0..0..1..0..0
..1..1..1..1..0. .0..1..1..0..0. .1..1..0..1..0. .0..1..0..0..1
Cf. A304901.
allocated
nonn
R. H. Hardin, May 20 2018
approved
editing
allocated for R. H. Hardin
allocated
approved