The number of n-digit composite numbers with all digits distinct.

A378553

The number of n-digit composite numbers with all digits distinct.

Terms

    a(0) =4a(1) =61a(2) =551a(3) =4026a(4) =24687a(5) =125841a(6) =510370a(7) =1542450a(8) =3120693a(9) =3265920

External references