OFFSET
1,1
COMMENTS
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..121
MATHEMATICA
#^#&/@Select[Range[30], PrimeOmega[#]==2&] (* Harvey P. Dale, Nov 07 2016 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Jonathan Vos Post, Feb 20 2006
EXTENSIONS
Corrected by Don Reble, Nov 22 2006
STATUS
approved