A069300 Number of n X 9 binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column.

2378, 2396868, 1771648672, 1130534931080, 665580139683936, 373423075547578456, 203239076083010593472, 108443838410200501279708, 57104283197019200756790188, 29803331617203085845704313992, 15460814292574112201614850454092, 7987403217621240109184116174886680

Offset: 2

Author

R. H. Hardin, Mar 14 2002

Keywords

• nonn

Crossrefs

Cf. n X 2 A002450, n X 3 A069294, n X 4 A069295, n X 5 A069296, n X 6 A069297, n X 7 A069298, n X 8 A069299, n X 10 A069301, n X 11 A069302, n X 12 A069303, n X 13 A069304, n X 14 A069305, read by rows A069306-A069320.

Extensions

a(7)-a(13) from Sean A. Irvine, Apr 25 2024