1,1

a(n) <= prime(n).

Sean A. Irvine, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Home Prime

Wikipedia, Home prime

a(1)=2 since prime(1)=2 and HomePrime(2) = 2. a(9)=6 since prime(9)=23 and HomePrime(6) = HomePrime(23) = 23 noting that 6 = 2*3.

Cf. A037274, A118756.

Sequence in context: A074721 A242121 A242120 * A152073 A331046 A329150

Adjacent sequences: A259274 A259275 A259276 * A259278 A259279 A259280

nonn,base,look

Sean A. Irvine, Jun 23 2015

approved