176400

Appears in sequences

• a(n) = n! * binomial(n,3).at n=4A001805
• a(n) = n! * binomial(n,4).at n=3A001806
• a(n) = denominator of Sum_{k=1..n} 1/k^2.at n=6A007407
• a(n) = (11*n + 2)^2.at n=38A017414
• a(n) = (12*n)^2.at n=35A017522
• Triangle of coefficients in expansion of x^n in terms of Laguerre polynomials L_n(x).at n=32A021012
• Numbers k such that sigma(k) >= 4*k.at n=28A023198
• Number of ways to place a non-attacking white and black rook on n X n chessboard.at n=20A035287
• Smallest order for which there are n nonisomorphic finite Abelian groups, or 0 if no such order exists.at n=39A046056
• Number of functions from a set to itself such that the sizes of the preimages of the individual elements in the range form the n-th partition in Abramowitz and Stegun order.at n=39A049009
• Square of LCM of {1, 2, ..., n}.at n=6A051418
• Triangle T(s,t), s >= 1, 1 <= t <= s (see formula line).at n=35A059836
• Diagonal T(s,s) of triangle A059836.at n=7A059837
• a(n) = (2*n*(n+1))^2.at n=14A060300
• Least number whose number of divisors is n-th term from A014613 (numbers of form p*q*r*s, products of exactly 4 primes, counted with multiplicity).at n=15A061218
• Fourth (unsigned) column sequence of coefficient triangle A062137 of generalized Laguerre polynomials n!*L(n,3,x).at n=4A062142
• Squares arising in A063076.at n=12A063082
• Smallest square divisible by n!.at n=7A065886
• Numbers k such that sigma(k) > 4*k.at n=26A068404
• Smallest number k such that n! + k is a square.at n=13A068869