Vincenzo Manto

A397069

Primes equal to the sum of the k primes beginning with prime(k) for some k.

Created: 6/25/2026 | Author: James C. McMahon and Vincenzo Manto , Jun 17 2026

This sequence has been cited by and influenced 3 other sequences

Official Comments

Subsequence of A161463.

Sequence Chart

Graph of A397069

Data

2,23,83,197,863,1607,2083,6389,9539,16319,27127,31337,35911,38303,43399,48809,51647,108971,127133,226379,252617,259429,357031,443017,624037,714887,726697,812191,863179,998111,1174519,1399709,1627357,1757221,1776277,1992589

Formula

a(n) = A161463(A397068(n)).

a(n) = Sum_{i=A397068(n)..2*A397068(n)-1} A000040(i).

Cross-References

See also OEIS entries: Cf A000040 A013918 A161463 A397067 A397068