1,2

Dimensions of the graded components of the domain of cocommutativity 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

EULER([seq(c(n, n=1..20)]); where c(n) is A141313.

Cf. A141313.

Sequence in context: A088690 A118805 A053988 this_sequence A099933 A098437 A145163

Adjacent sequences: A141311 A141312 A141313 this_sequence A141315 A141316 A141317

nonn

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