Number of orbits of length n under the map whose periodic points are counted by A005809.
A060170
Number of orbits of length n under the map whose periodic points are counted by A005809.
Terms
- a(0) =3a(1) =6a(2) =27a(3) =120a(4) =600a(5) =3078a(6) =16611a(7) =91872a(8) =520749a(9) =3004200a(10) =17594247a(11) =104304888a(12) =624801957a(13) =3775722342a(14) =22991161500a(15) =140928011136a(16) =868886416866
External references
- oeis: A060170