Numbers k such that the string 1,0 occurs in the base 10 representation of k but not of k-1.

Terms

a(0) =10a(1) =100a(2) =210a(3) =310a(4) =410a(5) =510a(6) =610a(7) =710a(8) =810a(9) =910a(10) =1000a(11) =1210a(12) =1310a(13) =1410a(14) =1510a(15) =1610a(16) =1710a(17) =1810a(18) =1910a(19) =2010a(20) =2100a(21) =2210a(22) =2310a(23) =2410a(24) =2510a(25) =2610a(26) =2710a(27) =2810a(28) =2910a(29) =3010