Least multiple of n which is a repeated reverse concatenation of digits of n where n == 1, 3, 7 or 9 (mod 10).
A110404
Least multiple of n which is a repeated reverse concatenation of digits of n where n == 1, 3, 7 or 9 (mod 10).
Terms
- a(0) =1a(1) =3a(2) =7a(3) =9a(4) =11a(5) =313131a(8) =121212a(10) =727272a(13) =33a(14) =737373a(15) =939393a(16) =1414141414
External references
- oeis: A110404