48021

Appears in sequences

• Numbers whose base-6 representation has exactly 7 runs.at n=23A043615
• Semiprimes of the form 5*n^2 + 1.at n=31A212707
• Majority value maps: number of nX4 binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 nX4 array.at n=3A220921
• T(n,k)=Majority value maps: number of nXk binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 nXk array.at n=24A220922
• Majority value maps: number of 4Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 4Xn array.at n=3A220925