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A069308 Number of 4 X n binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column. 15
85, 926, 10269, 114344, 1275129, 14226710, 158755329, 1771648672, 19771329973, 220646655318, 2462407613981, 27480393415984, 306680449108553, 3422545943800702, 38195526542871473, 426261120804626008 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,1
LINKS
CROSSREFS
Cf. 2 X n A069306, 3 X n A069307, 5 X n A069309, 6 X n A069310, 7 X n A069311, 8 X n A069312, 9 X n A069313, 10 X n A069314, 11 X n A069315, 12 X n A069316, 13 X n A069317, 14 X n A069318, 15 X n A069319, 16 X n A069320, by columns A069294-A069305.
Sequence in context: A173470 A202009 A194533 * A183643 A206163 A020239
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 14 2002
STATUS
approved

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Last modified May 24 03:53 EDT 2024. Contains 372771 sequences. (Running on oeis4.)