This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A095938 a(n+1) = (a(n)-1)-th prime + 1. 0
 2, 3, 4, 6, 12, 32, 128, 710, 5382, 52712, 648392, 9737334, 174440042, 3657500102, 88362852308, 2428095424620, 75063692618250, 2586559730396078, 98552043847093520, 4123221751654370052, 188272405179937051082, 9332039515881088707362, 499720579610303128776792, 28785866289100396890228042 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS N. Lygeros, G-test. [From Herman Jamke (hermanjamke(AT)fastmail.fm), Dec 06 2008] MATHEMATICA NestList[Prime[ # - 1] + 1 &, 2, 16] (* Robert G. Wilson v *) PROG (PARI) a(n)=if(n<2, 2, prime(a(n-1)-1)+1); for(n=1, 10, print1(a(n), ", ")); CROSSREFS Equals A007097 + 1. Sequence in context: A018405 A018419 A220826 * A018460 A018484 A018496 Adjacent sequences:  A095935 A095936 A095937 * A095939 A095940 A095941 KEYWORD nonn AUTHOR Herman Jamke (hermanjamke(AT)fastmail.fm), Jul 13 2004 EXTENSIONS a(19)-a(24) from Giovanni Resta, using terms of A007097, Apr 03 2019 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified June 26 00:10 EDT 2019. Contains 324367 sequences. (Running on oeis4.)