Denominators of approximations to e.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =4a(6) =7a(7) =11a(8) =18a(9) =25a(10) =32a(11) =39a(12) =71a(13) =110a(14) =181a(15) =252a(16) =323a(17) =394a(18) =465a(19) =536a(20) =1001a(21) =1537a(22) =2538a(23) =3539a(24) =4540a(25) =5541a(26) =6542a(27) =7543a(28) =8544a(29) =9545