A212230 Number of 0..2 arrays of length n+11 with sum no more than 12 in any length 12 subsequence (=50% duty cycle)

302615, 808403, 2204646, 6062948, 16740414, 46305966, 128148456, 354470546, 979272751, 2700150083, 7425872754, 20355794336, 55576133157, 151888056136, 415782103202, 1139624300299, 3126418458642, 8581964181953, 23565242287322

Offset

1,1

Comments

Column 6 of A212232

Links

R. H. Hardin, Table of n, a(n) for n = 1..122

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....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....1....2....0....1....0....0....0....0....0....1....1....0....0....1
..1....1....1....0....0....0....2....1....2....1....0....2....0....1....1....0
..0....2....1....0....1....1....2....1....1....0....2....1....0....1....0....1
..2....0....2....2....0....1....0....0....1....1....0....0....1....2....2....1
..2....1....1....1....2....1....1....2....0....0....1....1....1....2....1....2
..1....2....0....2....2....2....0....2....0....1....2....0....0....0....1....0
..0....0....0....1....1....0....0....0....0....2....0....1....0....2....1....1
..1....1....2....2....1....0....1....1....1....2....1....0....0....1....0....2
..1....1....1....0....2....1....0....2....2....1....0....0....2....1....0....2
..1....2....2....0....0....2....1....0....0....0....0....2....1....0....1....1
..0....1....0....2....1....2....0....1....0....1....0....2....0....1....2....1

Crossrefs

Sequence in context: A156999 A111031 A183641 * A185852 A053849 A227780

Adjacent sequences: A212227 A212228 A212229 * A212231 A212232 A212233

Keyword

nonn

Author

R. H. Hardin May 06 2012

Status

approved