%I A053241
%S A053241 1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17,18,19,22,23,24,25,26,27,28,30,
%T A053241 31,32,33,35,36,37,38,39,40,41,42,43,44,45,46,47,48,51,52,53,54,55,58,
%U A053241 59,60,61,62,63,64,66,67,68,69,71,72,73,74,75,76,77,78,81,82,83,84,85
%N A053241 Numbers n such that A053238(n) = 2.
%p A053241 with(numtheory): f := [seq( `if`((sigma(i) > sigma(i+1)),i,print( )), 
               i=1..5000)];
%p A053241 seq( `if`(f[i+1] - f[i] = 2,i,print( )), i=1..100);
%Y A053241 Cf. A000203, A053226, A053238, A053239, A053240, A053242, A053243, A053244, 
               A053245.
%Y A053241 Sequence in context: A131870 A004724 A099260 this_sequence A132329 A052413 
               A003247
%Y A053241 Adjacent sequences: A053238 A053239 A053240 this_sequence A053242 A053243 
               A053244
%K A053241 nonn
%O A053241 1,2
%A A053241 Asher Auel (asher.auel(AT)reed.edu) Jan 10, 2000