A156999 The second primes of two-prime centuries.

302053, 370949, 448451, 461717, 480661, 492113, 507289, 542371, 561667, 604189, 619477, 623171, 645257, 648563, 668347, 682819, 710189, 736577, 745477, 753257, 783953, 809629, 815729, 872863, 873877, 922169, 948671, 963581, 979691

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

NextPrime[#, 2]&/@Select[100*Range[9800], PrimePi[#+100]-PrimePi[#]==2&] (* or *) NextPrime[100#, 2]&/@Flatten[Position[ Partition[PrimePi[ 100*Range[ 9800]], 2, 1], _?(#[[2]]-#[[1]]==2&), 1, Heads->False]] (* Harvey P. Dale, Jan 30 2019 *)

Crossrefs

Sequence in context: A023686 A250506 A156998 * A111031 A183641 A212230

Adjacent sequences: A156996 A156997 A156998 * A157000 A157001 A157002

Keyword

nonn

Author

Ki Punches, Feb 20 2009

Extensions

List corrected by Ki Punches, Feb 24 2009

Status

approved