918330048

Appears in sequences

• a(n) = n^3 * 3^n.at n=12A062074
• Number of antisymmetric binary relations on a set of n labeled points.at n=6A083667
• Sum of the lengths of the drops in all ternary words of length n on {0,1,2}. The drops of a ternary word on {0,1,2} are the subwords 10,20 and 21, their lengths being the differences 1, 2 and 1, respectively.at n=16A120908
• (n-1)-st elementary symmetric function of the first n terms of A010684.at n=31A203230
• (n-1)-st elementary symmetric function of the first n terms of the periodic sequence (3,1,3,1,3,1,3,1,...).at n=31A203231
• Powers k^m, m > 1, where k is an Achilles number that has a primorial kernel but is not a product of primorials.at n=18A389374
• Powers k^m, m > 2, where k is an Achilles number.at n=14A390436