Numbers k such that the digit string 9,3 occurs in the base-10 representation of k but not of k+1.

Terms

a(0) =93a(1) =193a(2) =293a(3) =393a(4) =493a(5) =593a(6) =693a(7) =793a(8) =893a(9) =939a(10) =993a(11) =1093a(12) =1193a(13) =1293a(14) =1393a(15) =1493a(16) =1593a(17) =1693a(18) =1793a(19) =1893a(20) =1939a(21) =1993a(22) =2093a(23) =2193a(24) =2293a(25) =2393a(26) =2493a(27) =2593a(28) =2693a(29) =2793