Number of n-crossing 2 component links with alternating braids of 3 strands.

A094031

Number of n-crossing 2 component links with alternating braids of 3 strands.

Terms

    a(0) =0a(1) =1a(2) =0a(3) =5a(4) =0a(5) =18a(6) =0a(7) =57a(8) =0a(9) =183a(10) =0a(11) =604a(12) =0a(13) =2047a(14) =0a(15) =7145a(16) =0a(17) =25471a(18) =0a(19) =92193

External references