33553920

Appears in sequences

• Largest solution of phi(x) = 2^n.at n=23A058215
• A hierarchical sequence (S(W'2{3}c) - see A059126).at n=7A059155
• Sum of neighbor maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their horizontal and antidiagonal neighbors in a random 0..3 nX5 array.at n=4A222933
• T(n,k)=Sum of neighbor maps: number of nXk binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their horizontal and antidiagonal neighbors in a random 0..3 nXk array.at n=40A222935
• Number of binary n X n matrices that do not possess both horizontal and vertical symmetry.at n=5A378921