336000

Appears in sequences

• Number of paraffins.at n=38A006009
• Product of product of divisors of n and sum of divisors of n.at n=19A076722
• Partition number array, called M31(-5), related to A049411(n,m) = S1(-5;n,m) (generalized Stirling triangle).at n=51A144879
• Number of permutations of floor(i*6/5), i=0..n-1, with all sums of 7 adjacent terms unique.at n=8A152634
• Number of permutations of floor(i*7/6), i=0..n-1, with all sums of 7 adjacent terms unique.at n=8A152639
• Numbers which are the area of exactly three Pythagorean triangles.at n=29A177021
• Numbers n such that there are three distinct triples (k, k+n, k+2n) of squares.at n=12A222154
• Coefficients in q-expansion of (6*E_2^2*E_4 - 8*E_2*E_6 + 3*E_4^2 - E_2^4)/6912, where E_2, E_4, E_6 are the Eisenstein series shown in A006352, A004009, A013973, respectively.at n=20A282211
• Numbers k = a * b, such that k' = a' * b' where k', a' and b' are the arithmetic derivatives of k, a and b.at n=32A294153
• Triangle read by rows: T(n,k) is the number of permutations of length n that have k same elements at the same positions with its inverse permutation for 0 <= k <= n.at n=59A344901
• 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=18A364922