Number of digits '0' in the set of all numbers from 0 to A014824(n) = Sum_{i=1..n} i*10^(n-i) = (0, 1, 12, 123, 1234, 12345, ...).
A277830
Number of digits '0' in the set of all numbers from 0 to A014824(n) = Sum_{i=1..n} i*10^(n-i) = (0, 1, 12, 123, 1234, 12345, ...).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =23a(4) =344a(5) =4665a(6) =58986a(7) =713307a(8) =8367628a(9) =96021949a(10) =1083676272a(11) =12071330614a(12) =133058985146
External references
- oeis: A277830