Triangle of coefficients in expansion of enumerators for series-reduced rooted trees by lines at the root.
A058735
Triangle of coefficients in expansion of enumerators for series-reduced rooted trees by lines at the root.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =3a(6) =1a(7) =1a(8) =3a(9) =7a(10) =1a(11) =1a(12) =3a(13) =8a(14) =20a(15) =1a(16) =1a(17) =3a(18) =8a(19) =22a(20) =55a(21) =1a(22) =1a(23) =3a(24) =8a(25) =23a(26) =63a(27) =162a(28) =1a(29) =1
External references
- oeis: A058735