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A069422
Number of 8 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, 1391, 806463, 337104939
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..4.
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:
A250816
A031983
A249970
*
A202050
A236520
A235657
Adjacent sequences:
A069419
A069420
A069421
*
A069423
A069424
A069425
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Mar 22 2002
STATUS
approved
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Last modified April 19 02:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)