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Search: id:A082934
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%I A082934
%S A082934 1,4,8,10,16,19,27,31,40,45,57,63,77,84,99,107,125,134,154,164,185,196,
%T A082934 220,232,257,270,297,311,341,356,388,404,437,454,489,507,545,564,603,
%U A082934 623,665,686,730,752,797,820,868,892,941,966,1017,1043,1097,1124,1179
%N A082934 A082928(1) + A082928(2) + ... + A082928(n).
%F A082934 seq = if n even then n/2 else n. seq = if n is prime then n+1. Sumseq 
               = Sumseq + seq for n=1, 2, ...
%o A082934 (PARI) a(n)={sum(k=1,n,if(isprime(k),k+1,if(k%2,k,k/2)))};
%Y A082934 Sequence in context: A028873 A153975 A020169 this_sequence A144570 A036311 
               A020209
%Y A082934 Adjacent sequences: A082931 A082932 A082933 this_sequence A082935 A082936 
               A082937
%K A082934 easy,nonn
%O A082934 1,2
%A A082934 Cino Hilliard (hillcino368(AT)gmail.com), May 26 2003
%E A082934 Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Oct 
               09 2009

    
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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.


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