3620768

Appears in sequences

• Numbers k that divide the (left) concatenation of all numbers <= k written in base 23 (most significant digit on left).at n=35A029492
• Number of (n+1) X (1+1) 0..2 arrays with the upper median unequal to the lower median in every 2 X 2 subblock.at n=7A236271
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the upper median unequal to the lower median in every 2X2 subblock.at n=28A236278