Number of ways to lace a shoe that has n pairs of eyelets.
A078675
Number of ways to lace a shoe that has n pairs of eyelets.
Terms
- a(0) =1a(1) =2a(2) =14a(3) =322a(4) =17314a(5) =1573952a(6) =210985926a(7) =38916737688
External references
- oeis: A078675