273253

Properties

Appears in sequences

• Primes of the form ceiling(n^e).at n=15A074224
• T(n,k)=Equals two maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, diagonal and antidiagonal neighbors in a random 0..1 nXk array.at n=38A220406
• Equals two maps: number of 3Xn binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, diagonal and antidiagonal neighbors in a random 0..1 3Xn array.at n=6A220408
• Prime numbersat n=23907