The next smallest pair of numbers is taken so that a(2n-1)/a(2n) converges to Pi.

Terms

a(0) =1a(1) =1a(2) =2a(3) =1a(4) =3a(5) =1a(6) =13a(7) =4a(8) =16a(9) =5a(10) =19a(11) =6a(12) =22a(13) =7a(14) =179a(15) =57a(16) =201a(17) =64a(18) =223a(19) =71a(20) =245a(21) =78a(22) =267a(23) =85a(24) =289a(25) =92a(26) =311a(27) =99a(28) =333a(29) =106