OFFSET
1,1
EXAMPLE
a(1)=208 because 2^2+3^2+5^2+7^2+11^2=208
MATHEMATICA
a = 2; Table[Prime[n]^a + Prime[n + 1]^a + Prime[n + 2]^a + Prime[n + 3]^a + Prime[n + 4]^a, {n, 1, 100}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Artur Jasinski, Sep 14 2007
STATUS
approved