This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A259373 #6 Dec 01 2015 10:22:21
%S A259373 1,1,4,108,67500,1134472500,2009787236572500,343390991123754492187500,
%T A259373 18843880602308850038793150000000000,
%U A259373 370904101895245095313565571450000000000000000000,6335115544513765517772271190776403515352524800000000000000000000
%N A259373 a(n) = Product_{k=0..n} p(k)^k, where p(k) is the partition function A000041.
%F A259373 a(n) ~ c * Product_{k=1..n} ( (exp(Pi*sqrt(2/3*(k-1/24))) / (4*sqrt(3)*(k-1/24)) * (1 - sqrt(3/(2*(k-1/24)))/Pi)) )^k, where c = A259405 = 0.90866166764445489256...
%t A259373 Table[Product[PartitionsP[k]^k,{k,0,n}],{n,0,10}]
%Y A259373 Cf. A000041, A058694, A133018, A259314, A259405, A265097.
%K A259373 nonn
%O A259373 0,3
%A A259373 _Vaclav Kotesovec_, Jun 25 2015