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A184026 1/8 the number of (n+1)X7 0..3 arrays with all 2X2 subblock sums the same 1
7684, 11541, 18701, 35256, 70867, 159318, 374381, 950430, 2493379, 6918426, 19700261, 58562166, 177935707, 560102058, 1799006381, 5959407990, 20122577299, 69815060586, 246423783221, 889827288726, 3258504907147, 12147037985898 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A184029
LINKS
EXAMPLE
Some solutions for 4X7
..2..1..1..1..1..0..2....2..2..2..2..1..3..1....0..2..2..1..0..2..0
..0..1..1..1..1..2..0....2..1..2..1..3..0..3....2..1..0..2..2..1..2
..1..2..0..2..0..1..1....2..2..2..2..1..3..1....0..2..2..1..0..2..0
..1..0..2..0..2..1..1....2..1..2..1..3..0..3....2..1..0..2..2..1..2
CROSSREFS
Sequence in context: A162141 A133859 A012082 * A035907 A307134 A183974
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 08 2011
STATUS
approved

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Last modified February 25 12:43 EST 2024. Contains 370327 sequences. (Running on oeis4.)