Search: id:A028834
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%I A028834
%S A028834 2,3,5,7,11,12,14,16,20,21,23,25,29,30,32,34,38,41,43,47,49,50,52,56,58,
               61,65,67,
%T A028834 70,74,76,83,85,89,92,94,98,101,102,104,106,110,111,113,115,119,120,122,
               124,128,
%U A028834 131,133,137,139,140,142,146,148,151,155,157,160,164,166,173,175,179,182
%N A028834 Numbers n such that sum of digits of n is a prime.
%H A028834 T. D. Noe, <a href="b028834.txt">Table of n, a(n) for n=1..1000</a>
%p A028834 a:=proc(n) local nn: nn:=convert(n,base,10): if isprime(sum(nn[j],j=1..nops(nn)))=true 
               then n else fi end: seq(a(n),n=1..200); - Emeric Deutsch (deutsch(AT)duke.poly.edu), 
               Mar 17 2007
%Y A028834 Cf. A007953, A028835, A028842, A052018, A052019, A052020, A052021, A052022.
%Y A028834 Sequence in context: A073085 A119251 A028835 this_sequence A139750 A139749 
               A165132
%Y A028834 Adjacent sequences: A028831 A028832 A028833 this_sequence A028835 A028836 
               A028837
%K A028834 nonn,base,easy,nice
%O A028834 1,1
%A A028834 Armand Turpel (armand(AT)vo.lu, armand_t(AT)geocities.com)
%E A028834 More terms from Scott Lindhurst (ScottL(AT)alumni.princeton.edu)

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