OFFSET
1,1
LINKS
Hieronymus Fischer, Table of n, a(n) for n = 1..10000
EXAMPLE
a(2)=10, since 10=2*5 and 2^2+5^2=29 which is prime.
CROSSREFS
KEYWORD
nonn
AUTHOR
Hieronymus Fischer, Nov 11 2007
EXTENSIONS
Minor edits by the author, May 06 2013
STATUS
approved