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Mother primes of order 6.
10

%I #5 Mar 16 2020 09:59:41

%S 53,79,131,157,521,547,599,677,859,911,937,1249,1301,1327,1951,2029,

%T 2237,2341,2549,2731,2887,2939,3121,3251,3329,3407,3511,3797,4057,

%U 4759,4967,5591,5981,6007,6761,7229,7307,7411,7489,7879,8009,8191,8581,8737

%N Mother primes of order 6.

%C For smallest mother primes of order n see A136020 (also definition). For mother primes of order 1 see A091180. For mother primes of order 2 see A136061. For mother primes of order 3 see A136062. For mother primes of order 4 see A136063. For mother primes of order 5 see A136064.

%H Amiram Eldar, <a href="/A136065/b136065.txt">Table of n, a(n) for n = 1..10000</a>

%t n = 6; a = {}; Do[If[PrimeQ[(Prime[k] + 2n)/(2n + 1)], AppendTo[a, Prime[k]]], {k, 1, 1500}]; a

%Y Cf. A088878, A091180, A136019, A136020, A136061, A136062, A136063, A136064, A136066, A136067, A136068, A136069, A136070.

%K nonn

%O 1,1

%A _Artur Jasinski_, Dec 12 2007