a(n) = A276085(A328572(A108951(n))).

Terms

a(0) =0a(1) =0a(2) =0a(3) =2a(4) =0a(5) =6a(6) =0a(7) =0a(8) =0a(9) =30a(10) =0a(11) =18a(12) =0a(13) =210a(14) =150a(15) =8a(16) =0a(17) =36a(18) =0a(19) =90a(20) =1050a(21) =2310a(22) =0a(23) =12a(24) =660a(25) =30030a(26) =0a(27) =630a(28) =0a(29) =120