Number of linear chord diagrams having n+2 chords and minimal chord length n.

A321311

Number of linear chord diagrams having n+2 chords and minimal chord length n.

Terms

    a(0) =10a(1) =26a(2) =79a(3) =252a(4) =796a(5) =2468a(6) =7564a(7) =23012a(8) =69676a(9) =210308a(10) =633484a(11) =1905572a(12) =5726956a(13) =17201348a(14) =51645004a(15) =155016932a(16) =465214636a(17) =1395971588a(18) =4188570124a(19) =12567021092a(20) =37703684716a(21) =113116297028a(22) =339359376844

External references