A249326 Number of length 7+6 0..n arrays with no seven consecutive terms having six times any element equal to the sum of the remaining six

7680, 541624, 30441964, 542821804, 6141387290, 47731565832, 287558999040, 1391469343606, 5699309648290, 20373369304928, 65131345488716, 189561387128430, 509206816277902, 1277977627718940, 3019132472920082

Offset

1,1

Comments

Row 7 of A249319

Links

Table of n, a(n) for n=1..15.

Example

Some solutions for n=1
..1....1....0....0....0....1....0....0....0....1....0....1....0....0....0....0
..1....1....0....0....1....0....0....1....0....1....1....1....1....1....0....0
..0....0....1....1....1....0....1....0....0....0....1....0....0....0....0....1
..1....1....1....1....1....0....1....0....0....1....1....0....1....0....1....0
..1....1....0....0....1....0....1....1....0....1....0....0....0....0....1....1
..0....1....1....0....1....0....1....0....1....1....1....0....1....0....1....0
..0....0....0....0....0....0....1....1....0....1....1....1....0....0....0....0
..1....1....1....1....1....1....0....0....1....1....1....0....0....1....0....0
..1....1....1....0....0....1....0....1....1....0....1....0....0....0....1....1
..0....0....1....1....0....1....0....0....1....1....0....0....1....0....1....1
..1....0....0....0....1....0....0....0....1....1....0....0....1....1....1....1
..0....1....1....1....1....1....1....0....1....1....0....0....0....1....1....0
..0....1....1....0....0....0....1....1....0....0....0....0....0....0....0....1

Crossrefs

Sequence in context: A008774 A229508 A249204 * A249219 A076339 A105132

Adjacent sequences: A249323 A249324 A249325 * A249327 A249328 A249329

Keyword

nonn

Author

R. H. Hardin, Oct 25 2014

Status

approved