Numerators of the upper principal and intermediate convergents to 2^(1/2).

Terms

a(0) =2a(1) =3a(2) =10a(3) =17a(4) =58a(5) =99a(6) =338a(7) =577a(8) =1970a(9) =3363a(10) =11482a(11) =19601a(12) =66922a(13) =114243a(14) =390050a(15) =665857a(16) =2273378a(17) =3880899a(18) =13250218a(19) =22619537a(20) =77227930a(21) =131836323a(22) =450117362a(23) =768398401a(24) =2623476242a(25) =4478554083a(26) =15290740090a(27) =26102926097a(28) =89120964298a(29) =152139002499