%I A093110
%S A093110 0,1,2,3,4,5,6,8,9,12,13,14,15,17,18,21,26,27,30,32,33,34,36,37,39,40,
%T A093110 45,46,49,58,64,65,68,71,72,73,75,76,77,79,84,85,88,96,97,103,104,107,
%U A093110 116,124,125,126,128,129,132,135,137,138,141,142,143,146,150,155,156
%N A093110 Numbers which can be written as a sum of three elements from A051912.
%C A093110 a(n) increases as n^1.42
%e A093110 15 occurs since it can be written as 1+1+13, 16 does not occur since 
               it can not be written as a sum of at most 3 terms from the set {0,
               1,4,13,32,..}=A051912.
%t A093110 li=Take[A051912, 16]; Select[Union[Flatten[Outer[Plus, li, li, li]]], 
               # <= Last[li] &]
%Y A093110 Sequence in context: A134030 A100054 A101271 this_sequence A165707 A052063 
               A129525
%Y A093110 Adjacent sequences: A093107 A093108 A093109 this_sequence A093111 A093112 
               A093113
%K A093110 easy,nonn
%O A093110 0,3
%A A093110 Wouter Meeussen (wouter.meeussen(AT)pandora.be), Mar 20 2004