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A069420
Number of 6 X n binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.
0
1, 237, 28159, 2575297, 206458895
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..5.
CROSSREFS
Cf. 2 X n
A001047
, n X 2
A034182
, 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:
A237592
A256805
A192283
*
A205068
A229077
A129124
Adjacent sequences:
A069417
A069418
A069419
*
A069421
A069422
A069423
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Mar 22 2002
STATUS
approved
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Last modified April 23 22:36 EDT 2024. Contains 371917 sequences. (Running on oeis4.)