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A069334
Number of 12 X n binary arrays with path of adjacent 1's from upper right corner to lower left corner.
17
1, 23660, 197404203, 1131456031256, 5423397612311731, 23483738804219826986, 95261720343073832781620, 369211160728496631061072520, 1383615906056315517856514817504, 5053163560738707006885020833252029, 18085468170671030045687927149819479504
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, 9 X n A069331, 10 X n A069332, 11 X n A069333, 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: A177827 A304652 A230361 * A118061 A251855 A200437
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 16 2002
EXTENSIONS
a(6)-a(11) from Sean A. Irvine, Apr 27 2024
STATUS
approved