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Search: id:A136632
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%I A136632
%S A136632 1,2,16,520,66560,33882144,69055086592,564152735105152,
%T A136632 18462508115518554112,2418626436468567646929408,
%U A136632 1267795674038260517176495570944,2658560573512321601282555747644737536
%N A136632 a(n) = Sum_{k=0..n} A136630(n,k) * 2^(nk).
%o A136632 (PARI) {a(n)=sum(k=0,n,2^(n*k)*polcoeff(x^k/prod(j=0,k\2,1-(2*j+k-2*(k\2))^2*x^2 
               +x*O(x^n)),n))}
%Y A136632 Cf. A136630, A003724 (row sums of A136630).
%Y A136632 Sequence in context: A063391 A002416 A013028 this_sequence A012919 A012914 
               A013087
%Y A136632 Adjacent sequences: A136629 A136630 A136631 this_sequence A136633 A136634 
               A136635
%K A136632 nonn
%O A136632 0,2
%A A136632 Paul D. Hanna (pauldhanna(AT)juno.com), Jan 14 2008

    
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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