Number of fundamentally different graceful labelings of digraphs with n arcs.

A341884

Number of fundamentally different graceful labelings of digraphs with n arcs.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =22a(4) =342a(5) =1444a(6) =33184a(7) =399235a(8) =12502550a(9) =117906198a(10) =7740054144a(11) =74673569118

External references