A136073 - OEIS

A136073

Father primes of order 4.

53, 71, 107, 179, 269, 431, 557, 647, 719, 809, 881, 971, 1151, 1187, 1259, 1367, 1511, 1619, 1637, 1907, 2069, 2267, 2447, 2861, 3041, 3581, 3617, 3779, 3797, 4049, 4157, 4211, 4391, 4877, 4931, 5021, 5147, 5399, 5417, 5471, 5939, 6101, 6317, 6389, 6551

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OFFSET

1,1

COMMENTS

For smallest father primes of order n see A136026 (also definition). For father primes of order 1 see A094524. For father primes of order 2 see A136071. For father primes of order 3 see A136072.

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

MATHEMATICA

n = 4; a = {}; Do[If[PrimeQ[(Prime[k] - 2n)/(2n + 1)], AppendTo[a, Prime[k]]], {k, 1, 1500}]; a

CROSSREFS

Cf. A023208, A094524, A136019, A136020, A136026, A136027, A136071, A136072, A136074, A136075, A136076, A136077, A136078, A136079, A136080.

Sequence in context: A244187 A045807 A007644 * A133187 A057667 A160041

Adjacent sequences: A136070 A136071 A136072 * A136074 A136075 A136076

KEYWORD

nonn

AUTHOR

Artur Jasinski, Dec 12 2007

STATUS

approved