Least hairpin family matchings with n edges that are both L&P and C&C whose leftmost edge is part of a hairpin.
A284968
Least hairpin family matchings with n edges that are both L&P and C&C whose leftmost edge is part of a hairpin.
Terms
- a(0) =0a(1) =1a(2) =5a(3) =18a(4) =59a(5) =190a(6) =618a(7) =2047a(8) =6908a(9) =23703a(10) =82488a(11) =290499a(12) =1033398a(13) =3707837a(14) =13402681a(15) =48760350a(16) =178405139a(17) =656043838a(18) =2423307027a(19) =8987427446a(20) =33453694465a(21) =124936258104a(22) =467995871753
External references
- oeis: A284968