Number of simple loops with n elements: loops with no real substructure, every subset which is closed under the operation is either {E} or the whole set.

A088600

Number of simple loops with n elements: loops with no real substructure, every subset which is closed under the operation is either {E} or the whole set.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =24a(6) =8437a(7) =48615649

External references