1,1

Number of generators of degree n of the primitive Lie algebra of the Hopf algebra of 2-colored parking functions.

J.-C. Novelli and J.-Y. Thibon, Free quasi-symmetric functions and descent algebras for wreath products and noncommutative multi-symmetric functions

INVERTi([seq(d(n), n=1..20)]); where d(n) is A141314.

Cf. A141313, A141314.

Sequence in context: A106917 A061421 A100360 this_sequence A119811 A064646 A083455

Adjacent sequences: A141312 A141313 A141314 this_sequence A141316 A141317 A141318

nonn

Jean-Yves Thibon (jyt(AT)univ-mlv.fr), Jun 26 2008