Search: id:A120420
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%I A120420
%S A120420 1,2,19,428,17746,1178792,114892114,15465685088,2750970320776,
%T A120420 625218940868432,176816078759177584,60910324282361987648,
%U A120420 25113805147553980835056,12212353714587611449244672
%N A120420 Number of graphs of functions with n triple points.
%D A120420 V. I. Arnold, Smooth function statistics, Funct. Anal. Other. Math., 
               1 (2006), 111-118.
%D A120420 Liviu I. Nicolaescu, Counting Morse functions on the 2-sphere, arXiv:math/
               0512496.
%H A120420 Vladeta Jovovic (vladeta(AT)eunet.rs), Feb 22 2008, <a href="b120420.txt">
               Table of n, a(n) for n = 1..21</a>
%F A120420 Nicolaescu gives a g.f.
%F A120420 a(n) >= A135487(n).
%Y A120420 Sequence in context: A090308 A110818 A155927 this_sequence A158099 A015204 
               A086976
%Y A120420 Adjacent sequences: A120417 A120418 A120419 this_sequence A120421 A120422 
               A120423
%K A120420 nonn
%O A120420 1,2
%A A120420 N. J. A. Sloane (njas(AT)research.att.com), Feb 21 2008
%E A120420 More terms from Vladeta Jovovic (vladeta(AT)eunet.rs), Feb 22 2008

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