Numerators of convergents to e - 1/e.

Terms

a(0) =2a(1) =5a(2) =7a(3) =40a(4) =47a(5) =275a(6) =597a(7) =872a(8) =3213a(9) =36215a(10) =111858a(11) =148073a(12) =704150a(13) =6485423a(14) =7189573a(15) =49622861a(16) =56812434a(17) =220060163a(18) =716992923a(19) =937053086a(20) =4465205267a(21) =9867463620a(22) =14332668887a(23) =24200132507a(24) =86933066408a(25) =111133198915a(26) =420332663153