Number of noncrossing path sets on 4*n nodes up to rotation and reflection with each path having exactly 4 nodes.
A303867
Number of noncrossing path sets on 4*n nodes up to rotation and reflection with each path having exactly 4 nodes.
Terms
- a(0) =1a(1) =2a(2) =21a(3) =494a(4) =18086a(5) =794696a(6) =38695548a(7) =2015556488a(8) =110292751866
External references
- oeis: A303867