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A298499
Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
1
13, 73, 6, 97, 403, 277, 1602, 6037, 19001, 93205, 385257, 1922853, 8998837, 41053602, 209724071, 984080838, 4675122075, 23439321471, 111121478961, 535632138435, 2646696799591, 12653117278380, 61300729876967
OFFSET
1,1
COMMENTS
Column 6 of A298501.
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0. .0..0..0..0..0..0
..1..1..0..1..0..0. .1..1..0..0..1..1. .0..0..1..1..0..0. .1..1..0..0..1..1
..1..1..1..1..1..1. .1..1..1..1..1..1. .1..1..1..1..1..1. .0..0..0..0..0..0
CROSSREFS
Cf. A298501.
Sequence in context: A189605 A000470 A297905 * A298318 A299391 A299192
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 20 2018
STATUS
approved