1,1

Dimensions of the graded components of the primitive Lie algebra of the Hopf algebra of noncommutative multisymmetric functions of level 2.

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

EULERi(INVERT([seq(n+1, n=1..20)]));

Cf. A003480.

Sequence in context: A148190 A151434 A148191 this_sequence A148192 A109388 A028860

Adjacent sequences: A141309 A141310 A141311 this_sequence A141313 A141314 A141315

nonn

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