A272688 The antibracket constants {x_n}^n.

1, 1, 6, 72, 1120, 21600, 498960, 13453440, 415134720, 14435366400

Offset

1,3

Links

Table of n, a(n) for n=1..10.

M. Manetti, G. Ricciardi, Universal Lie formulas for higher antibrackets, arXiv preprint arXiv:1509.09032 [math.QA], 2015. See Table 1.

Formula

There is a conjectured formula - see Conjecture 2.4 of Manetti-Ricciardi.

Crossrefs

Sequence in context: A052719 A196882 A289392 * A063965 A347023 A362722

Adjacent sequences: A272685 A272686 A272687 * A272689 A272690 A272691

Keyword

nonn,more

Author

N. J. A. Sloane, May 25 2016

Status

approved