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A183334 Number of n X 6 binary arrays with each 1 adjacent to exactly two 0's. 1
8, 98, 534, 3254, 21708, 135578, 863096, 5518572, 35095832, 223543018, 1424141918, 9069450042, 57765518688, 367927491536, 2343383959002, 14925484493108, 95063475440328, 605477794684548, 3856408602298962, 24562234175026876 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A183335.
LINKS
FORMULA
Linear recurrence of order 98: see link. - Robert Israel, May 19 2020
EXAMPLE
Some solutions for 4 X 6
..0..0..0..1..0..0....0..1..0..0..1..0....0..0..0..0..0..0....0..0..0..0..1..0
..0..0..0..1..1..0....0..1..0..0..1..1....0..1..1..0..0..1....0..0..0..0..1..0
..0..0..0..0..1..1....0..1..1..0..0..0....0..1..1..0..0..1....1..1..1..1..1..0
..0..0..0..0..0..0....1..0..1..0..0..1....1..0..0..0..0..0....0..0..0..0..0..0
CROSSREFS
Cf. A183335.
Sequence in context: A302277 A302727 A116267 * A196327 A116130 A302527
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 03 2011
STATUS
approved

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Last modified July 17 14:18 EDT 2024. Contains 374377 sequences. (Running on oeis4.)