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A212239 Number of 0..2 arrays of length 6+2*n with sum no more than 2*n in any length 2n subsequence (=50% duty cycle). 1
793, 11518, 131950, 1376128, 13468524, 128148456, 1200645159, 11143104246, 102770036310, 943639250739, 8636456931969, 78848824010001, 718489851092745, 6537040547889223, 59402114237433426, 539234176052230974 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 7 of A212232.
LINKS
EXAMPLE
Some solutions for n=3
..1....0....2....1....1....1....0....0....1....0....1....0....0....1....1....1
..0....1....0....0....0....2....0....2....1....0....1....0....0....1....0....2
..2....1....0....0....2....0....0....2....0....0....0....2....1....2....0....0
..0....0....0....0....1....2....1....0....0....1....1....1....2....0....0....2
..1....0....0....0....1....1....2....1....1....0....2....2....1....2....1....0
..1....1....0....0....1....0....1....0....0....2....0....1....0....0....0....1
..2....0....0....0....0....1....0....0....0....0....0....0....0....0....0....0
..0....0....0....0....1....0....0....2....2....0....2....0....0....0....1....1
..1....0....1....2....1....0....2....0....0....0....0....2....0....1....0....1
..0....1....0....0....1....1....1....0....0....2....1....0....0....1....2....1
..0....1....1....2....1....0....1....2....0....1....1....1....2....1....1....2
..0....0....1....1....0....2....1....0....1....0....1....2....0....0....2....0
CROSSREFS
Cf. A212232.
Sequence in context: A037146 A045246 A095812 * A130555 A133537 A213471
KEYWORD
nonn
AUTHOR
R. H. Hardin May 06 2012
STATUS
approved

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Last modified March 28 13:42 EDT 2024. Contains 371254 sequences. (Running on oeis4.)