OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..500
EXAMPLE
The average of prime(18) and prime(19) is (61 + 67)/2 = 4^3, so 18 is a term of the sequence.
MATHEMATICA
Select[Range[10^6], IntegerQ[((Prime[ # ] + Prime[ # + 1])/2)^(1/3)] &]
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Joseph L. Pe, Oct 25 2002
STATUS
approved