The number of central quasigroups (also known as T-quasigroups, or quasigroups affine over an abelian group) of order n, up to isomorphism.
A260645
The number of central quasigroups (also known as T-quasigroups, or quasigroups affine over an abelian group) of order n, up to isomorphism.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =19a(4) =19a(5) =5a(6) =41a(7) =385a(8) =231a(9) =19a(10) =109a(11) =95a(12) =155a(13) =41a(14) =95a(15) =41387a(16) =271a(17) =231a(18) =341a(19) =361a(20) =205a(21) =109a(22) =505a(23) =1925a(24) =3337a(25) =155a(26) =36118a(27) =779a(28) =811a(29) =95
External references
- oeis: A260645