a(n) = A278222(n^3).

Terms

a(0) =1a(1) =2a(2) =2a(3) =36a(4) =2a(5) =96a(6) =36a(7) =840a(8) =2a(9) =1260a(10) =96a(11) =1260a(12) =36a(13) =2310a(14) =840a(15) =5040a(16) =2a(17) =1260a(18) =1260a(19) =69300a(20) =96a(21) =4620a(22) =1260a(23) =4320a(24) =36a(25) =1680a(26) =2310a(27) =12600a(28) =840a(29) =36960