Number of ground-state 3-ball juggling sequences of period n.

Terms

a(0) =1a(1) =1a(2) =2a(3) =6a(4) =24a(5) =96a(6) =384a(7) =1536a(8) =6144a(9) =24576a(10) =98304a(11) =393216a(12) =1572864a(13) =6291456a(14) =25165824a(15) =100663296a(16) =402653184a(17) =1610612736a(18) =6442450944a(19) =25769803776a(20) =103079215104a(21) =412316860416