846600

Appears in sequences

• Number of nonempty subsets of {1,2,...,n} in which exactly 3/5 of the elements are <= (n+2)/3.at n=27A048078
• Number of nonempty subsets of {1,2,...,n} in which exactly 3/5 of the elements are <= (n+3)/3.at n=27A048089
• Coordination sequence for 8-dimensional cyclotomic lattice Z[zeta_15].at n=10A126898