A163711 Number of nX9 binary arrays with all 1s connected, a path of 1s from left column to lower right corner, and no 1 having more than two 1s adjacent

1, 123, 2908, 48912, 744868, 9396562

Offset

1,2

Links

Table of n, a(n) for n=1..6.

Crossrefs

Sequence in context: A202132 A160040 A297524 * A293309 A297754 A068239

Adjacent sequences: A163708 A163709 A163710 * A163712 A163713 A163714

Keyword

nonn

Author

R. H. Hardin Aug 03 2009

Status

approved