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A067387
Duplicate of A050922.
0
3, 5, 17, 257, 65537, 641, 6700417, 274177, 67280421310721, 59649589127497217
OFFSET
1,1
CROSSREFS
Sequence in context: A164307 A125045 A093179 * A050922 A260476 A070592
KEYWORD
dead
STATUS
approved