A204672 Primes followed by a gap of 120.

1895359, 2898239, 6085441, 7160227, 7784039, 7803491, 7826899, 8367397, 8648557, 9452959, 10052071, 10863973, 11630503, 11962823, 12109697, 12230233, 12415681, 14411737, 14531899, 15014557, 15020737, 15611909, 16179041

Offset

1,1

Links

M. F. Hasler, Table of n, a(n) for n = 1..433 (all a(n) < 10^8).

Index entries for primes, gaps between

Mathematica

Transpose[Select[Partition[Prime[Range[1100000]], 2, 1], Last[#]-First[#] == 120&]] [[1]] (* Harvey P. Dale, Jul 11 2014 *)

Prog

(PARI) g=120; c=o=0; forprime(p=1, default(primelimit), (-o+o=p)==g&write("c:/temp/b204672.txt", c++" "p-g))
(MATLAB)
N = 2*10^7; % to get all terms <= N
P = primes(N+120);
J = find(P(2:end) - P(1:end-1) == 120);
P(J)  % Robert Israel, Feb 28 2017

Crossrefs

Cf. A058193 (first gap of 6n), A140791 (first gap of 10n).

Cf. A126771 (gap 60), A126724 (gap 150), A204673 (gap 180).

Cf. A001359, A029710, A031924-A031938, A061779, A098974, A124594-A124596, A126784, A134116-A134124, A204665-A204670.

Sequence in context: A032596 A032597 A203794 * A323705 A249318 A194620

Adjacent sequences: A204669 A204670 A204671 * A204673 A204674 A204675

Keyword

nonn

Author

M. F. Hasler, Jan 18 2012

Status

approved