2034505661
domain: N
Appears in sequences
- Number of n-bead necklaces with 5 colors.at n=15A001869
- Number of distinct n X 3 toroidal 0..4 arrays.at n=4A184286
- Table read by antidiagonals: T(n,k) = number of distinct n X k toroidal 0..4 arrays.at n=23A184288
- Table read by antidiagonals: T(n,k) = number of distinct n X k toroidal 0..4 arrays.at n=25A184288
- a(n) = -(1/n) * Sum_{d|n} phi(n/d) * (-5)^d.at n=14A343467