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A141217 a(n) = prime(prime(prime(prime(n) - 1) - 1) - 1) - 1, where prime(n) is the n-th prime. 1
1, 2, 36, 150, 576, 862, 1492, 1810, 2712, 4210, 4512, 6688, 8110, 8572, 9828, 12496, 14778, 15496, 18222, 20856, 21490, 24420, 26416, 29670, 33460, 36832, 38046, 40086, 41452, 43206, 51576, 54366, 57726, 59628, 66552, 67138, 71740, 76386 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..38.

MAPLE

p:=ithprime: seq(p(p(p(p(n)-1)-1)-1)-1, n=1..40); # Emeric Deutsch, Aug 16 2008

MATHEMATICA

Table[Prime[Prime[Prime[Prime[n - 1] - 1] - 1] - 1] - 1, {n, 2, 50}] (* Vincenzo Librandi, Apr 05 2015 *)

CROSSREFS

Cf. A141208, A140853, A006093.

Sequence in context: A199944 A227927 A007757 * A206688 A226419 A025531

Adjacent sequences:  A141214 A141215 A141216 * A141218 A141219 A141220

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Jul 31 2008

EXTENSIONS

Corrected and extended by Emeric Deutsch, Aug 16 2008

STATUS

approved

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Last modified July 22 20:51 EDT 2019. Contains 325226 sequences. (Running on oeis4.)