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 A061719 #21 Nov 23 2023 13:23:40 %S A061719 1,1,8,1728,23887872,41278242816000,15407021574586368000000, %T A061719 1972469516114225950359552000000000, %U A061719 129292064547357027522197559428775936000000000000 %N A061719 a(n) = Product_{k=0...n} (k!^3). %H A061719 Harry J. Smith, <a href="/A061719/b061719.txt">Table of n, a(n) for n=0..27</a> %F A061719 a(n) = a(n-1)*A000442(n). - _R. J. Mathar_, Sep 26 2020 %F A061719 From _Vaclav Kotesovec_, Nov 23 2023: (Start) %F A061719 a(n) = A000178(n)^3. %F A061719 a(n) ~ (2*Pi)^(3*n/2 + 3/2) * n^(3*n^2/2 + 3*n + 5/4) / (A^3 * exp(9*n^2/4 + 3*n - 1/4)), where A is the Glaisher-Kinkelin constant A074962. (End) %t A061719 Table[Product[k!^3, {k, 0, n}], {n, 0, 10}] (* _Vaclav Kotesovec_, Nov 23 2023 *) %o A061719 (PARI) for(n=0,11,print(prod(k=1,n,factorial(k)^3))) %o A061719 (PARI) { for (n=0, 27, write("b061719.txt", n, " ", prod(k=2, n, k!^3)) ) } \\ _Harry J. Smith_, Jul 26 2009 %Y A061719 Cf. A000178. %K A061719 easy,nonn %O A061719 0,3 %A A061719 _Jason Earls_, Jun 20 2001 %E A061719 Terms corrected according to _Jason Earls_'s instructions by _Harry J. Smith_, Jul 26 2009