Search: id:A124466
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%I A124466
%S A124466 1,7,34,159,788,4117,22143,121079,670811,3764758,21408813,123367344,
%T A124466 720303998,4260491461,25523584313,154835572102,950950450917,
%U A124466 5911757419002,37193168793829,236764641742504,1524754216743136
%N A124466 Row 6 of rectangular table A124460.
%F A124466 G.f.: A(x) = Sum_{n>=0} x^n*R_n(x)^6, where R_n(x) is the g.f. of row 
               n in table A124460 and satisfies: R_n(x) = Sum_{k>=0} x^k * R_k(x)^n 
               for n>=0.
%o A124466 (PARI) {a(n)=local(m=max(n,6),R=vector(m+1,r,vector(m+1,c,binomial(r+c-2,
               c-1)))); for(i=0,m,for(r=0,m,R[r+1]=Vec(sum(c=0,m,x^c*Ser(R[c+1])^r+O(x^(m+1))))));
               R[7][n+1]}
%Y A124466 Cf. A124460 (table); other rows: A124461, A124462, A124463, A124464, 
               A124465.
%Y A124466 Sequence in context: A080960 A099242 A032206 this_sequence A055271 A027209 
               A080048
%Y A124466 Adjacent sequences: A124463 A124464 A124465 this_sequence A124467 A124468 
               A124469
%K A124466 nonn
%O A124466 0,2
%A A124466 Paul D. Hanna (pauldhanna(AT)juno.com), Nov 03 2006

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