199990

Appears in sequences

• Numbers k equal to the number of 1's in the decimal digits of all numbers <= k.at n=11A014778
• Number of 1's in n-th term of A007651.at n=46A022466
• 2*(10^n-5), n>0.at n=4A173813
• Numbers k such that the number of times digit 'm' used for writing the decimal representation between 1 to k is equal to k for at least one value of m in the range m = 1 to 9.at n=11A216400
• Triangle read by rows: T(n,k) is the number of simple graphs on n unlabeled nodes with independent domination number k.at n=37A332402
• Base-ten n containing a digit making its n-th appearance in the list of consecutive positive integers.at n=10A339752