Search: id:A036304
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%I A036304
%S A036304 121,451,1331,1681,4961,14641,18491,45221,48851,54571,68921,125521,
%T A036304 158521,161051,168551,182081,203401,452551,455521,467851,485221,497431,
%U A036304 537361,590851,600281,758131,1380731,1686781,1697851,1743731,1771561
%N A036304 Composite numbers n such that digits of prime factors of n are either 
               1 or 4.
%Y A036304 Cf. A036302-A036325.
%Y A036304 Sequence in context: A128608 A144719 A017282 this_sequence A052082 A062555 
               A017390
%Y A036304 Adjacent sequences: A036301 A036302 A036303 this_sequence A036305 A036306 
               A036307
%K A036304 nonn,base
%O A036304 1,1
%A A036304 Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1998.

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