142858
domain: N
Appears in sequences
- a(n) = ceiling(10^(n-1)/n).at n=6A066559
- Triangle read by rows: T(n, k) = A084029(n, k)/n.at n=21A084033
- T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.at n=37A221809
- Number of 2Xn arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.at n=7A221810