Sequence satisfies T(a)=a, where T is defined below.

Terms

a(0) =1a(1) =2a(2) =2a(3) =4a(4) =5a(5) =7a(6) =9a(7) =12a(8) =16a(9) =20a(10) =25a(11) =32a(12) =39a(13) =49a(14) =58a(15) =73a(16) =86a(17) =104a(18) =122a(19) =147a(20) =173a(21) =203a(22) =236a(23) =276a(24) =321a(25) =371a(26) =426a(27) =491a(28) =562a(29) =643