221616

Appears in sequences

• Number of paraffins.at n=34A006009
• (n-1)-st elementary symmetric function of the first n terms of (3,1,2,3,1,2,3,1,2,...).at n=15A203161
• a(n) = (prime(n) - 7)^2 * (4*prime(n) - 1).at n=13A245035
• Fixed points of A300956.at n=33A300958
• a(n) is the square of the side length of a simplex whose n-dimensional inner hypervolume is equal to its (n-1)-dimensional surface hypervolume. As a result, the sequence starts at n=2.at n=16A364922
• a(n) = Sum_{k=0..n} k^3 * 2^(n-k) * binomial(n,k).at n=8A383137