The inverse Euler transform of p(n) = n if n is prime, otherwise 1.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =-3a(5) =3a(6) =-3a(7) =5a(8) =-8a(9) =5a(10) =-11a(11) =36a(12) =-45a(13) =41a(14) =-72a(15) =142a(16) =-223a(17) =311a(18) =-493a(19) =851a(20) =-1243a(21) =1823a(22) =-3204a(23) =5336a(24) =-7906a(25) =12083a(26) =-20134a(27) =33133a(28) =-51685a(29) =81568