OFFSET
1,3
FORMULA
a(n) = n^n - A064151(n) - 1. - Amiram Eldar, Aug 09 2024
EXAMPLE
For n = 3: 3^3 = 27 = A002808(17) is the 17th composite number.
MATHEMATICA
Table[n^n - PrimePi[n^n] - 1, {n, 1, 12}]
PROG
(PARI) a(n) = my(m = n^n); m - primepi(m) - 1; \\ Amiram Eldar, Aug 09 2024
CROSSREFS
KEYWORD
nonn
AUTHOR
Labos Elemer, Nov 28 2001
EXTENSIONS
More terms from Robert G. Wilson v and Vladeta Jovovic, Nov 29 2001
Name clarified and a(13)-a(19) calculated from the data at A064151 and added by Amiram Eldar, Aug 09 2024
STATUS
approved