Index of n-th 1 in A022300.

Terms

a(0) =1a(1) =2a(2) =4a(3) =6a(4) =7a(5) =9a(6) =10a(7) =12a(8) =15a(9) =17a(10) =18a(11) =20a(12) =21a(13) =24a(14) =27a(15) =29a(16) =30a(17) =32a(18) =35a(19) =36a(20) =38a(21) =39a(22) =42a(23) =45a(24) =47a(25) =48a(26) =50a(27) =51a(28) =54a(29) =56