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 A326099 Number of nXn 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 0
 1, 8, 161, 8628, 1233763, 463572941, 457515856087, 1187662505828132, 8109848158608706092, 145652282125715208618002, 6879822326742091298103753274 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Diagonal of A326105. LINKS EXAMPLE Some solutions for n=5 ..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..1 ..1..0..1..1..1. .1..1..0..1..1. .1..0..1..0..1. .0..1..1..1..0 ..1..0..0..0..1. .1..0..1..0..1. .1..1..0..1..0. .0..1..0..0..0 ..1..1..0..1..0. .1..1..1..0..1. .1..0..0..1..1. .1..0..1..1..1 ..1..1..0..1..0. .0..0..0..0..1. .1..1..0..1..1. .0..1..0..1..0 CROSSREFS Cf. A326105. Sequence in context: A140337 A245322 A305524 * A171461 A065116 A240410 Adjacent sequences:  A326096 A326097 A326098 * A326100 A326101 A326102 KEYWORD nonn AUTHOR R. H. Hardin, Jun 06 2019 STATUS approved

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Last modified June 26 00:12 EDT 2022. Contains 354870 sequences. (Running on oeis4.)