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A069413
Half the number of n X 13 binary arrays with a path of adjacent 1's and a path of adjacent 0's from top row to bottom row.
0
4095, 31964205, 218626028573, 1315968756706339
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..4.
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:
A022194
A069387
A359085
*
A069439
A212935
A076154
Adjacent sequences:
A069410
A069411
A069412
*
A069414
A069415
A069416
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Mar 22 2002
STATUS
approved
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Last modified September 9 10:46 EDT 2024. Contains 375764 sequences. (Running on oeis4.)