a(n) is the smallest number greater than a(n-1) such that in a(1) through a(n) no digit occurs more than once more than any other digit, starting with a(1) = 1.
A248651
a(n) is the smallest number greater than a(n-1) such that in a(1) through a(n) no digit occurs more than once more than any other digit, starting with a(1) = 1.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =10a(10) =20a(11) =34a(12) =56a(13) =78a(14) =79a(15) =80a(16) =91a(17) =234a(18) =256a(19) =301a(20) =456a(21) =789a(22) =790a(23) =812a(24) =3456a(25) =3457a(26) =6012a(27) =6089a(28) =7123a(29) =8459
External references
- oeis: A248651