Steffi sequence; the numbers of pairs of unequal permutations of all the digits 1, ..., b-1 in base b whose ratio is an integer.

A080203

Steffi sequence; the numbers of pairs of unequal permutations of all the digits 1, ..., b-1 in base b whose ratio is an integer.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =1a(4) =25a(5) =7a(6) =623a(7) =1183a(8) =24603a(9) =5895a(10) =2017603a(11) =242283

External references