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 A321975 6-dimensional Catalan numbers. 5
 1, 1, 132, 87516, 140229804, 396499770810, 1671643033734960, 9490348077234178440, 67867669180627125604080, 583692803893929928888544400, 5838544419011620940996212276800, 66244124978105851196543024492572800, 836288764382254532915188713779640302400, 11570895443447601081407359451642915869302000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS Number of n X 6 Young tableaux. LINKS Seiichi Manyama, Table of n, a(n) for n = 0..222 Wikipedia, Hook length formula FORMULA a(n) = 0!*1!*...*5! * (6*n)! / ( n!*(n+1)!*...*(n+5)! ). a(n) ~ 5 * 2^(6*n + 6) * 3^(6*n + 7/2) / (Pi^(5/2) * n^(35/2)). - Vaclav Kotesovec, Nov 23 2018 MAPLE a:= n-> (6*n)! * mul(i!/(6+i)!, i=0..n-1): seq(a(n), n=0..14); # Alois P. Heinz, Nov 25 2018 MATHEMATICA Table[34560 (6 n)! / (n! (n + 1)! (n + 2)! (n + 3)! (n + 4)! (n + 5)!), {n, 0, 60}] (* Vincenzo Librandi, Nov 24 2018 *) PROG (PARI) {a(n) = 34560*(6*n)!/(n!*(n+1)!*(n+2)!*(n+3)!*(n+4)!*(n+5)!)} (Magma) [34560*Factorial(6*n)/(Factorial(n)*Factorial(n + 1)*Factorial(n + 2)*Factorial(n + 3)*Factorial(n + 4)*Factorial(n + 5)): n in [0..15]]; // Vincenzo Librandi, Nov 24 2018 (GAP) List([0..15], n->34560*Factorial(6*n)/Product([0..5], k->Factorial(n+k))); # Muniru A Asiru, Nov 25 2018 CROSSREFS Row 6 of A060854. Cf. A000108, A005789, A005790, A005791. Sequence in context: A267951 A268098 A289294 * A289568 A368024 A114534 Adjacent sequences: A321972 A321973 A321974 * A321976 A321977 A321978 KEYWORD nonn AUTHOR Seiichi Manyama, Nov 23 2018 STATUS approved

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Last modified August 10 18:57 EDT 2024. Contains 375058 sequences. (Running on oeis4.)