A078957 Primes p such that the differences between the 5 consecutive primes starting with p are (4,6,6,6).

12637, 14737, 15787, 17467, 78787, 95257, 104707, 120997, 154057, 243517, 250027, 252877, 351037, 357667, 443227, 496477, 501187, 593497, 624787, 696607, 750787, 917827, 949957, 1003087, 1025257, 1104097, 1109887, 1260877, 1279657

Offset

1,1

Comments

Equivalently, p, p+4, p+10, p+16 and p+22 are consecutive primes.

Links

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

Example

15787 is in the sequence since 15787, 15791, 15797, 15803 and 15809 are consecutive primes.

Mathematica

Select[Partition[Prime[Range[10^5]], 5, 1], Differences[#]=={4, 6, 6, 6}&][[All, 1]] (* Harvey P. Dale, Jun 23 2019 *)

Crossrefs

Cf. A001223, A078866, A078867, A078946-A078971, A022006, A022007.

Sequence in context: A254301 A237388 A185529 * A119076 A251099 A252351

Adjacent sequences: A078954 A078955 A078956 * A078958 A078959 A078960

Keyword

nonn

Author

Labos Elemer, Dec 19 2002

Extensions

Edited by Dean Hickerson, Dec 20 2002

Status

approved