a(n) is the least n-digit multiple of 5^n using the decimal digits {5, 6, 7, 8, 9} exclusively.
A284924
a(n) is the least n-digit multiple of 5^n using the decimal digits {5, 6, 7, 8, 9} exclusively.
Terms
- a(0) =5a(1) =75a(2) =875a(3) =6875a(4) =96875a(5) =796875a(6) =6796875a(7) =66796875a(8) =966796875a(9) =5966796875a(10) =65966796875a(11) =865966796875
External references
- oeis: A284924