A202063 Position of first appearance of n-th prime in A071216.

2, 3, 1, 8, 25, 9, 11, 21, 19, 69, 24, 29, 46, 23, 60, 115, 51, 111, 32, 82, 129, 185, 132, 71, 106, 155, 63, 116, 84, 203, 54, 77, 58, 145, 108, 87, 289, 93, 67, 443, 254, 460, 292, 76, 350, 300, 447, 86, 397, 124, 284, 808, 128, 335, 136, 547, 742, 361

Offset

1,1

Links

Zak Seidov, Table of n, a(n) for n = 1..2000

Formula

a(n) = primepi(A188815(n)) (conjectured). - Michel Marcus, Jul 05 2017

Crossrefs

Cf. A071216 (largest prime factor of sum of 2 successive primes).

Sequence in context: A096294 A157963 A135950 * A200016 A147557 A117025

Adjacent sequences: A202060 A202061 A202062 * A202064 A202065 A202066

Keyword

nonn

Author

Zak Seidov, Dec 10 2011

Status

approved