Decimal expansion of 1/sqrt(21).

Terms

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