A069330 Number of 8 X n binary arrays with path of adjacent 1's from upper right corner to lower left corner.

1, 696, 251261, 71316632, 17950397258, 4204804906873, 939356338522456, 203037531986079710, 42856467943438387389, 8890050748561149390768, 1820486395967688826354303, 369211160728496631061072520, 74336348859792978822695533158

Offset: 1

Author

R. H. Hardin, Mar 16 2002

Keywords

• nonn

Crossrefs

Cf. 2 X n A048739, 3 X n A069325, 4 X n A069326, 5 X n A069327, 6 X n A069328, 7 X n A069329, 9 X n A069331, 10 X n A069332, 11 X n A069333, 12 X n A069334, 13 X n A069335, 14 X n A069336, 15 X n A069337, 16 X n A069338, 17 X n A069339, 18 X n A069340, 19 X n A069341, 20 X n A069342, n X n A069343, n X n symmetric A069344.

Extensions

a(7)-a(13) from Sean A. Irvine, Apr 27 2024