Numerators of the partial alternating sums of the reciprocals of the powerfree part function (A055231).
A379581
Numerators of the partial alternating sums of the reciprocals of the powerfree part function (A055231).
Terms
- a(0) =1a(1) =1a(2) =5a(3) =-1a(4) =1a(5) =-2a(6) =1a(7) =-104a(8) =1a(9) =-19a(10) =1a(11) =-769a(12) =-7687a(13) =-4916a(14) =-261a(15) =-1262a(16) =-20453a(17) =-57923a(18) =-1066503a(19) =-5979161a(20) =-17475593a(21) =-8958244a(22) =-201189767a(23) =-79457304a(24) =-42275159a(25) =-87410483a(26) =-13046193a(27) =-23669663a(28) =-612055937a(29) =-1025912126
External references
- oeis: A379581