n has distinct digits and n=a-b where a has the digits of n in descending order and b has the digits of n in ascending order (perhaps with leading zeros).
A055157
n has distinct digits and n=a-b where a has the digits of n in descending order and b has the digits of n in ascending order (perhaps with leading zeros).
Terms
- a(0) =495a(1) =6174a(2) =97508421a(3) =864197532a(4) =9753086421
External references
- oeis: A055157