Decimal expansion of e/21.

Terms

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