Number of alternating link diagrams with n crossings, 1 connected component and two external legs.
A062386
Number of alternating link diagrams with n crossings, 1 connected component and two external legs.
Terms
- a(0) =1a(1) =12a(2) =114a(3) =1030a(4) =9290a(5) =84840a(6) =787082a(7) =7415814a(8) =70867212a(9) =685839770a(10) =6712285600a(11) =66349573368a(12) =661680191832
External references
- oeis: A062386