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A069308
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Number of 4 X n binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column.
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15
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85, 926, 10269, 114344, 1275129, 14226710, 158755329, 1771648672, 19771329973, 220646655318, 2462407613981, 27480393415984, 306680449108553, 3422545943800702, 38195526542871473, 426261120804626008
(list;
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refs;
listen;
history;
text;
internal format)
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OFFSET
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2,1
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LINKS
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CROSSREFS
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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.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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