a(n) is the least k such that the sum of digits of k is a substring of n and the sum of digits of n is a substring of k.
A344486
a(n) is the least k such that the sum of digits of k is a substring of n and the sum of digits of n is a substring of k.
Terms
- a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =7a(8) =8a(9) =9a(10) =1a(11) =29a(12) =39a(13) =49a(14) =59a(15) =69a(16) =79a(17) =89a(18) =99a(19) =10a(20) =2a(21) =399a(22) =499a(23) =599a(24) =699a(25) =799a(26) =899a(27) =999a(28) =101a(29) =11
External references
- oeis: A344486