Number of dyslexic identity planted planar trees with n+1 nodes and leaves of 2 colors.

A032103

Number of dyslexic identity planted planar trees with n+1 nodes and leaves of 2 colors.

Terms

    a(0) =2a(1) =2a(2) =3a(3) =9a(4) =32a(5) =125a(6) =489a(7) =1971a(8) =8057a(9) =33582a(10) =141854a(11) =606967a(12) =2623678a(13) =11444588a(14) =50306835a(15) =222638649a(16) =991173730a(17) =4435974275a(18) =19946529375a(19) =90069370028a(20) =408261634445

External references