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 A255358 Product_{k=0..n} (k^3)!. 7
 1, 1, 40320, 439039216240867959122165760000000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS The next term a(4) has 122 digits. LINKS Vaclav Kotesovec, Table of n, a(n) for n = 0..6 FORMULA a(n) ~ c * n^(29/40 + 3*n/2 + 3*n^2/4 + 3*n^3/2 + 3*n^4/4) * (2*Pi)^(n/2) / exp(n*(n+2)*(12 - 6*n + 7*n^2)/16), where c = A255511 = 4.113740552015338123052453340090368136... MATHEMATICA Table[Product[(k^3)!, {k, 0, n}], {n, 0, 10}] CROSSREFS Cf. A000178, A255322, A255359, A255360. Cf. A002109, A051675, A255321, A255323, A255344. Cf. A000142, A255268, A255269, A255511. Sequence in context: A259113 A195392 A172632 * A229675 A250905 A250949 Adjacent sequences:  A255355 A255356 A255357 * A255359 A255360 A255361 KEYWORD nonn AUTHOR Vaclav Kotesovec, Feb 21 2015 STATUS approved

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Last modified October 21 06:01 EDT 2019. Contains 328291 sequences. (Running on oeis4.)