OFFSET
1,1
EXAMPLE
The first number must be composite, so a(1) = 4; next number must be odd and a(2) = 1 or 3 would make a(1)+a(2) prime, so a(2) = 5; etc.
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Amarnath Murthy, Sep 25 2002
EXTENSIONS
Extended by Ray Chandler, Feb 13 2005
STATUS
approved