Total number of "Emperors" in all tournaments on n labeled nodes.

A123903

Total number of "Emperors" in all tournaments on n labeled nodes.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =6a(4) =32a(5) =320a(6) =6144a(7) =229376a(8) =16777216a(9) =2415919104a(10) =687194767360

External references