Search: id:A135519
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%I A135519
%S A135519 1,15,211,2955,41371,579195,8108731,113522235,1589311291,22250358075,
%T A135519 311505013051,4361070182715,61054982558011,854769755812155,
%U A135519 11966776581370171,167534872139182395,2345488209948553531
%N A135519 Generalized repunits in base 14.
%C A135519 Primes are given in A006032.
%F A135519 a(n) = (14^n-1)/13
%F A135519 a(n)=14*a(n-1)+1 (with a(1)=1) [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), 
               Oct 29 2009]
%e A135519 a(4) = 2955 because (14^4-1)/13 = 38416/13 = 2955
%e A135519 For n=2, a(2)=14*1+1=15; n=3, a(3)=14*15+1=211; n=4, a(4)=14*211+1=2955 
               [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Oct 29 2009]
%o A135519 (Other) sage: [gaussian_binomial(n,1,14) for n in xrange(1,15)] # [From 
               Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 28 2009]
%Y A135519 Cf. A000225, A003462, A002450, A003463, A003464, A023000, A023001, A002452, 
               A016123, A016125.
%Y A135519 Sequence in context: A076139 A001880 A113362 this_sequence A051826 A081196 
               A020287
%Y A135519 Adjacent sequences: A135516 A135517 A135518 this_sequence A135520 A135521 
               A135522
%K A135519 nonn
%O A135519 1,2
%A A135519 Julien Peter Benney (jpbenney(AT)gmail.com), Feb 19 2008
%E A135519 More terms from Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Oct 
               29 2009

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