A221498 Majority value maps: number of n X 7 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..3 n X 7 array.

37, 6466, 874106, 107190767, 12890161742, 1542965772979, 184428463987187, 22035191562675162, 2632400308104658776, 314464207472644083695, 37565215570028067620813, 4487445666686735577416775

Offset

1,1

Comments

Column 7 of A221499.

Links

R. H. Hardin, Table of n, a(n) for n = 1..44

Example

Some solutions for n=3
..0..0..0..0..0..1..0....0..0..0..1..0..1..1....0..0..0..0..1..0..0
..0..0..1..0..1..1..1....0..0..1..1..1..1..1....0..0..1..1..0..0..1
..0..0..1..0..1..1..0....0..0..1..1..1..0..1....0..1..1..1..0..1..1

Crossrefs

Cf. A221499.

Sequence in context: A226307 A296598 A221034 * A296687 A297653 A273196

Adjacent sequences: A221495 A221496 A221497 * A221499 A221500 A221501

Keyword

nonn

Author

R. H. Hardin Jan 18 2013

Status

approved