OFFSET
1,1
EXAMPLE
2^2 + 5^2 = 29, 2 + 2 + 5 + 2 = 11; 2^2 + 7^2 = 53, 2 + 2 + 7 + 2 = 13; 2^5 + 3^3 = 59, 2 + 5 + 3 + 3 = 13; 2^2 + 13^2 = 173, 2 + 2 + 13 + 2 = 19;
CROSSREFS
KEYWORD
nonn
AUTHOR
Oleg Zyakun, Aug 12 2009
STATUS
approved