OFFSET
1,1
COMMENTS
In order for the two descriptions to be equivalent, the n-th power cannot be 1 or the 2nd line cannot hold. - Ray Chandler, Oct 04 2003
EXAMPLE
a(4) = 81 = 3^4 and 81-1 = 80 == 0 (mod 2^4).
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Sep 19 2003
EXTENSIONS
More terms from Ray Chandler, Oct 04 2003
More terms from David Wasserman, Jun 21 2005
STATUS
approved