Row sums of inverse of sequence array for Euler phi function.

Terms

a(0) =1a(1) =0a(2) =-1a(3) =0a(4) =-1a(5) =2a(6) =-1a(7) =-2a(8) =5a(9) =-4a(10) =1a(11) =0a(12) =-7a(13) =18a(14) =-9a(15) =-12a(16) =17a(17) =-24a(18) =31a(19) =6a(20) =-67a(21) =94a(22) =-49a(23) =-60a(24) =157a(25) =-230a(26) =217a(27) =118a(28) =-619a(29) =758