Numbers k whose sum of digits equals the period of 1/k.

Terms

a(0) =1a(1) =11a(2) =41a(3) =81a(4) =111a(5) =187a(6) =231a(7) =451a(8) =567a(9) =891a(10) =1111a(11) =1197a(12) =1221a(13) =1539a(14) =1717a(15) =1881a(16) =2329a(17) =2877a(18) =3003a(19) =3591a(20) =3813a(21) =4551a(22) =4773a(23) =5643a(24) =6237a(25) =6327a(26) =7371a(27) =8991a(28) =9399a(29) =9449