a(n) = (tau(n^7)+6)/7.

Terms

a(0) =1a(1) =2a(2) =2a(3) =3a(4) =2a(5) =10a(6) =2a(7) =4a(8) =3a(9) =10a(10) =2a(11) =18a(12) =2a(13) =10a(14) =10a(15) =5a(16) =2a(17) =18a(18) =2a(19) =18a(20) =10a(21) =10a(22) =2a(23) =26a(24) =3a(25) =10a(26) =4a(27) =18a(28) =2a(29) =74