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A295376 Number of nX5 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 2 or 4 1s. 1
13, 120, 1067, 9507, 85310, 761795, 6819658, 60996884, 545729054, 4882126696, 43677489614, 390749347628, 3495770832651, 31274176146411, 279788295651612, 2503069579137149, 22393213414231715, 200336400920779459 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A295379.
LINKS
FORMULA
Empirical recurrence of order 70 (see link above)
EXAMPLE
Some solutions for n=5
..0..0..1..0..0. .0..0..1..0..0. .1..0..0..1..0. .1..1..1..0..0
..0..0..0..0..1. .0..1..0..0..1. .0..0..0..0..0. .1..0..1..0..1
..1..1..0..0..0. .1..0..1..0..0. .1..0..0..1..1. .1..0..1..1..0
..1..1..0..0..0. .0..1..0..0..0. .0..0..0..1..1. .1..0..0..1..0
..0..0..0..0..1. .0..0..0..0..0. .0..0..0..0..0. .1..1..1..1..0
CROSSREFS
Cf. A295379.
Sequence in context: A159969 A253512 A295048 * A188709 A054962 A297394
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 21 2017
STATUS
approved

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Last modified February 28 08:57 EST 2024. Contains 370394 sequences. (Running on oeis4.)