Unitary hyperperfect numbers.

Terms

a(0) =6a(1) =21a(2) =40a(3) =52a(4) =60a(5) =90a(6) =288a(7) =301a(8) =657a(9) =697a(10) =1333a(11) =1909a(12) =2041a(13) =2176a(14) =3856a(15) =3901a(16) =5536a(17) =6517a(18) =15025a(19) =24601a(20) =26977a(21) =30105a(22) =87360a(23) =96361a(24) =105301a(25) =130153a(26) =163201a(27) =250321a(28) =275833a(29) =296341