A022887 n-th prime p(k) such that p(k) + p(k+4) = p(k+1) + p(k+3).

3, 17, 29, 47, 59, 61, 67, 79, 151, 157, 227, 233, 257, 269, 353, 367, 379, 439, 463, 541, 557, 571, 587, 593, 617, 733, 739, 743, 787, 947, 971, 991, 1021, 1031, 1097, 1103, 1217, 1277, 1289, 1301, 1321, 1429, 1499, 1549, 1597, 1601, 1607, 1621, 1663

Offset

1,1

Links

R. J. Mathar, Table of n, a(n) for n = 1..501

Formula

a(n) = A000040(A022886(n)). - R. J. Mathar, Aug 06 2015

Mathematica

Transpose[Select[Partition[Prime[Range[300]], 5, 1], #[[1]]+#[[5]] == #[[2]]+#[[4]]&]][[1]] (* Harvey P. Dale, Dec 01 2015 *)

Crossrefs

Sequence in context: A172487 A007490 A173587 * A063715 A105411 A107158

Adjacent sequences: A022884 A022885 A022886 * A022888 A022889 A022890

Keyword

nonn

Author

Clark Kimberling

Extensions

Corrected by Jud McCranie, Jan 03 2001

Status

approved