Number of permutations of [1..n] that achieve a lower bound on the dominating set.

A272641

Number of permutations of [1..n] that achieve a lower bound on the dominating set.

Terms

    a(0) =1a(1) =2a(2) =2a(3) =24a(4) =64a(5) =80a(6) =3408a(7) =9856a(8) =13440a(9) =1377792a(10) =4139520a(11) =5913600a(12) =1191370752a(13) =3659335680a(14) =5381376000

External references