A116497 Indices n such that the difference between the n-th prime and the next larger prime is 200.

20226285, 23169912, 25441017, 26172843, 27841352, 29657240, 30714253, 31998495, 33419255, 36637876, 37995065, 38182448, 38758272, 39019864, 40022755, 40296600, 40339473, 40985817, 41293073, 42116899, 45474429

Offset: 1

Author

Zak Seidov, Feb 18 2006

Keywords

• nonn

Examples

			p(20226286) - p(20226285) = 378044179 - 378043979 = 200.
		

Links

• Jinyuan Wang, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A116493, A116495, A116496.

The actual primes are given in A204807. - M. F. Hasler, Jan 19 2012

See also A052187 and references therein.

Programs

PARI

lista(nn) = {my(i=0, q=2); forprime(p=3, nn, i++; if(p-q==200, print1(i, ", ")); q=p); } \\ Jinyuan Wang, Jan 29 2020

Formula

A204807(n) = prime(a(n)). - M. F. Hasler, Jan 19 2012