OFFSET
1,1
EXAMPLE
49 = 13 + 17 + 19 But not 36 since 36 = 5 + 7 + 11 + 13 = 17 + 19.
CROSSREFS
KEYWORD
nonn
AUTHOR
Gaurav Kumar, Jul 23 2009
EXTENSIONS
Offset corrected by Arkadiusz Wesolowski, Mar 28 2012
STATUS
approved