OFFSET
1,1
COMMENTS
The next term is too large to include - see the b-file.
LINKS
Hans Havermann, Table of n, a(n) for n = 1..6
EXAMPLE
3+5=8=2^3
61+67=128=2^7
CROSSREFS
KEYWORD
nonn
AUTHOR
J. M. Bergot, Feb 02 2007
EXTENSIONS
Corrected by N. J. A. Sloane, Feb 05 2007
Extended by Hans Havermann, Feb 05 2007
STATUS
approved