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A069331
Number of 9 X n binary arrays with path of adjacent 1's from upper right corner to lower left corner.
17
1, 1681, 1332456, 804230945, 424660442975, 207204257344200, 95972872569551099, 42856467943438387389, 18633578769242938930634, 7941841818960714166446386, 3334133239588212397398261473, 1383615906056315517856514817504, 569069897400777230243560762294416
OFFSET
1,2
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, 8 X n A069330, 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.
Sequence in context: A322745 A189654 A163009 * A156175 A031760 A204568
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 16 2002
EXTENSIONS
a(7)-a(13) from Sean A. Irvine, Apr 27 2024
STATUS
approved