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A092252
a(n) = prime(prime(10^n)).
1
3, 109, 3911, 80917, 1366661, 20491057, 285058399, 3767321791, 47991893393, 594421377761, 7201814452873, 85713609222697, 1005238339412819, 11644468481142713, 133472665317708923, 1516047373452105311
OFFSET
0,1
FORMULA
a(n) = A006450(10^n) = A000040(A006988(n)). - Amiram Eldar, Jun 29 2024
MATHEMATICA
Table[Prime[Prime[10^n]], {n, 0, 10}] (* Amiram Eldar, Jun 29 2024 *)
PROG
(PARI) a(n) = prime(prime(10^n)); \\ Amiram Eldar, Jun 29 2024
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Cino Hilliard, Feb 19 2004
EXTENSIONS
a(9)-a(10) from Dennis Kluk, Nov 27 2005
a(11)-a(15) using Kim Walisch's primecount added by Amiram Eldar, Jun 29 2024
STATUS
approved