Search: id:A143760
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%I A143760
%S A143760 1,2,8,73,5345,28569050,816190617902536,666167124752123519223995231345,
%T A143760 443778638100511299954105018279514127887014869775300070509089
%N A143760 a(n+1) = a(n)^2 + n^2, a(1) = 1.
%C A143760 Let f(n+1,k) = f(n,k)^2 + k*n*f(n,k) + n^2, f(1, k) = 1:
%C A143760 f(n,0)=a(n), f(n,-1)=A143761(n), f(n,+1)=A143762(n),
%C A143760 f(n,-2)=A143763(n), f(n,+2)=A143764(n), f(n,-3)=A143765(n),
%C A143760 f(n,+3)=A143766(n).
%H A143760 <a href="Sindx_Aa.html#AHSL">Index entries for sequences of form a(n+1)=a(n)^2 
               + ...</a> [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               Sep 11 2008]
%Y A143760 Sequence in context: A125814 A013002 A012998 this_sequence A064605 A132039 
               A002668
%Y A143760 Adjacent sequences: A143757 A143758 A143759 this_sequence A143761 A143762 
               A143763
%K A143760 nonn
%O A143760 1,2
%A A143760 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 01 2008

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