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First occurrence of prime gap 10*n.
3

%I #11 Apr 09 2013 11:08:11

%S 139,887,4297,19333,31907,43331,173359,542603,404851,396733,1468277,

%T 1895359,5518687,7621259,13626257,33803689,27915737,17051707,

%U 142414669,378043979,20831323,47326693,607010093,391995431,387096133,944192807

%N First occurrence of prime gap 10*n.

%D J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 139, pp 47, Ellipses, Paris 2008.

%H <a href="/index/Pri#gaps">Index entries for primes, gaps between</a>.

%F a(n)=A000230(5n), a(3n) = A224522(n) = A058193(5n). - _M. F. Hasler_, Apr 09 2013

%Y Cf. A101232, A062529, A000230.

%K nonn

%O 1,1

%A _Lekraj Beedassy_, Jul 14 2008

%E Offset corrected by _Arkadiusz Wesolowski_, Jun 07 2011