102772

Appears in sequences

• n is equal to the number of 1's in all numbers <= n written in base 9.at n=1A014884
• Smallest k > 1 such that the total number of digits "1" required to write the numbers 1..k in base n is equal to k.at n=7A365097
• Array read by antidiagonals: T(m,n) is the number of minimal edge cuts in the rook graph K_m X K_n.at n=30A378935
• Array read by antidiagonals: T(m,n) is the number of minimal edge cuts in the rook graph K_m X K_n.at n=33A378935