Decimal expansion of Sum_{k=1..50000} (-1)^(k+1) / k.

Terms

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