Operad: Dual Commutative-Tridendriform

abbreviation

CTD!

category

vec

type

symetrique

dimensions

1, 3, 14, 90, 744

OEIS: A029767

Formula: factorial(n - 1) * (2**n - 1)

Serie: (-(exp(-x) - 1) / (2 - exp(-x))).reverse()

properties

binary, quadratic, Koszul

Koszul dual operad

CTD

generateurs

• generator * of type s[1]**2
• generator c of type s[1,1]

References

• F. Chapoton, 2001