Number of ways to lace a shoe that has n pairs of eyelets, assuming the lacing satisfies certain conditions.

A078629

Number of ways to lace a shoe that has n pairs of eyelets, assuming the lacing satisfies certain conditions.

Terms

    a(0) =1a(1) =6a(2) =100a(3) =4244a(4) =311424a(5) =34883924a(6) =5552752356

External references