A283459 - OEIS

%I #12 Jun 25 2021 01:49:52

%S 88362852307,392654585611999,5519908106212193,21034688742654437,

%T 35843152090509943,69532764058102673,161191749822468689,

%U 248761474969923757,310467261969020581,419776921940182991,598644471430113247,962125183414225879,1029970322316321083,1244984735583648473,1695313841631390713

%N Primes for which A049076(p) = 15.

%C Also used Kim Walisch's primecount.

%H N. Fernandez, <a href="http://www.borve.org/primeness/FOP.html">An order of primeness, F(p)</a>

%H N. Fernandez, <a href="/A006450/a006450.html">An order of primeness</a> [cached copy, included with permission of the author]

%F a(n) = A000040(A283458(n)).

%t Nest[Prime, Select[Range[3], ! PrimeQ[#] &], 14]

%Y Cf. A049076, A006450, A114537, A007821, A049078, A049079, A049080, A049081, A058322, A058324, A058325, A058326, A058327, A058328, A093046, A283458.

%K nonn

%O 1,1

%A _Robert G. Wilson v_, Mar 08 2017