A031169 - OEIS

A031169

a(n) = prime(n+7) - prime(n).

17, 20, 24, 24, 26, 28, 26, 28, 30, 30, 30, 30, 30, 30, 32, 30, 30, 36, 34, 32, 34, 30, 30, 38, 34, 36, 36, 42, 42, 44, 36, 36, 36, 40, 32, 40, 36, 34, 32, 38, 44, 46, 38, 40, 42, 42, 40, 34, 36, 40, 38, 38, 40, 32, 36, 44, 42, 42, 40, 50, 54, 54, 42, 42, 46, 50, 42

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

MAPLE

ithprime(n+7)-ithprime(n);

MATHEMATICA

#[[8]]-#[[1]]&/@Partition[Prime[Range[80]], 8, 1] (* Harvey P. Dale, Sep 16 2020 *)

PROG

(Magma) [NthPrime(n+7)-NthPrime(n): n in [1..100] ]; // Vincenzo Librandi, Apr 23 2011

(Haskell)