7264857600

Appears in sequences

• State assignments for n-state machine.at n=9A007041
• Expansion of e.g.f. (1-2*x-sqrt(1-4*x))/2 - x*(1-2*x-sqrt(1-4*x)) - x^2.at n=10A052715
• a(0) = a(1) = a(2) = 0; a(n) = n!/(n-2) for n > 2.at n=14A052747
• Triangle T(n,m) of number of labeled m-node T_0-hypergraphs with n hyperedges (empty hyperedges and multiple hyperedges included), m=0,1,...,2^n.at n=30A059584
• Second (unsigned) column sequence of triangle A062140 (generalized a=4 Laguerre).at n=9A062199
• Number of permutations of {1,2,3,...,n} where the elements of n are considered indistinguishable if they differ by a power of 2 (for example 3, 12 and 24 are all considered equivalent).at n=16A067281
• Number of n X n symmetric (0,1) matrices that achieve the record mentioned in A191965.at n=13A191966
• Number of different numbers that are formed by permuting digits of n!.at n=18A309415
• Triangle read by rows: T(n,k) = Sum_{j=0..2k} (-1)^j * binomial(2k,j) * (k-j)^(2n).at n=33A387597