Operad: Tamari intervalles

abbreviation

Tamarint

category

set

type

non-symetrique

dimensions

1, 1, 3, 13, 68, 399, 2530, 16965

OEIS: A000260

Formula: binomial(4*n - 2, n) / ((2*n - 1) * (3*n - 1))

properties

free

References