A249465 Number of length n+4 0..7 arrays with no five consecutive terms having four times any element equal to the sum of the remaining four

29060, 207760, 1488294, 10671554, 76550058, 549183692, 3940066010, 28268238072, 202814997034, 1455140474848, 10440249554448, 74906102995968, 537432238422096, 3855940687831096, 27665406008609022, 198492352203114492

Offset

1,1

Comments

Column 7 of A249466

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=1
..3....3....6....7....1....1....6....3....2....2....4....0....0....6....0....0
..6....0....3....3....5....0....4....3....3....1....3....0....6....2....7....5
..5....4....6....5....4....0....1....2....6....0....2....6....3....0....2....7
..7....4....3....7....7....7....0....3....3....3....3....4....7....2....0....1
..6....7....2....0....0....5....5....1....3....5....5....3....5....4....4....1

Crossrefs

Sequence in context: A235576 A206017 A250762 * A257391 A015313 A242741

Adjacent sequences: A249462 A249463 A249464 * A249466 A249467 A249468

Keyword

nonn

Author

R. H. Hardin, Oct 29 2014

Status

approved