A031925 Upper prime of a difference of 6 between consecutive primes.

29, 37, 53, 59, 67, 79, 89, 137, 157, 163, 173, 179, 239, 257, 263, 269, 277, 337, 359, 373, 379, 389, 439, 449, 509, 547, 563, 569, 577, 593, 599, 607, 613, 653, 659, 683, 733, 739, 757, 947, 953, 977, 983, 997, 1019, 1039, 1069, 1103, 1109

Offset

1,1

Links

Charles R Greathouse IV, Table of n, a(n) for n = 1..10000

Index entries for primes, gaps between

Maple

for i from 1 to 186 do if ithprime(i+1) = ithprime(i) + 6 then print({ithprime(i+1)}); fi; od; # Zerinvary Lajos, Mar 19 2007

Prog

(PARI) is(n)=nextprime(n-5)==n && isprime(n-6) \\ Charles R Greathouse IV, Apr 29 2015

Crossrefs

Cf. A031924.

Sequence in context: A134100 A060769 A355161 * A325058 A107134 A139851

Adjacent sequences: A031922 A031923 A031924 * A031926 A031927 A031928

Keyword

nonn

Author

Jeff Burch

Status

approved