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Search: id:A069398
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A069398 Half the number of 5 X n binary arrays with a path of adjacent 1's and a path of adjacent 0's from top row to bottom row. +0
1
1, 177, 15253, 944157, 48602431, 2230830597, 94819936513, 3816886269599 (list; graph; listen)
OFFSET

2,2

CROSSREFS

Cf. 1 X n A000225, 2 X n A016269, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Sequence in context: A083620 A097317 A052461 this_sequence A053018 A046436 A114081

Adjacent sequences: A069395 A069396 A069397 this_sequence A069399 A069400 A069401

KEYWORD

nonn

AUTHOR

Ron Hardin (rhh(AT)cadence.com), Mar 22 2002.

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Last modified September 4 21:24 EDT 2008. Contains 143414 sequences.


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