Engel expansion of Pi^2 = 9.8696...

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1a(9) =2a(10) =2a(11) =3a(12) =3a(13) =4a(14) =5a(15) =9a(16) =28a(17) =45a(18) =72a(19) =111a(20) =329a(21) =415a(22) =846a(23) =1488a(24) =5684a(25) =1895742a(26) =2890879a(27) =5388452a(28) =18083303a(29) =30915293