Number of degree-n permutations of order dividing 30.

A053505

Number of degree-n permutations of order dividing 30.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =18a(5) =90a(6) =540a(7) =3060a(8) =20700a(9) =145980a(10) =1459800a(11) =13854600a(12) =140059800a(13) =1514748600a(14) =15869034000a(15) =285268878000

External references