Number of 3-noncrossing RNA structures over 2n vertices with no isolated vertices.
A187254
Number of 3-noncrossing RNA structures over 2n vertices with no isolated vertices.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =4a(4) =22a(5) =139a(6) =979a(7) =7484a(8) =61018a(9) =523995a(10) =4696277a(11) =43623618a(12) =417729564a(13) =4106089683a(14) =41289287337a(15) =423556384020
External references
- oeis: A187254