66364

Appears in sequences

• Numbers k such that k-3, k-5, k-17, k-257, and k-65537 are all primes.at n=1A063825
• Partial sums of A087207.at n=55A288566
• Partial sums of A299287.at n=29A299288
• a(n) is a number of lattice points in 3D Cartesian grid between cube with edge length 2*n centered in origin and its inscribed sphere. Three pairs of the cube's faces are parallel to the planes XOY, XOZ, YOZ respectively.at n=26A303743
• Irregular triangle read by rows: T(n,k) is the number of n X n tic-tac-toe positions (up to rotation and reflection) with k tokens (i.e., after k plays) which allow a winning strategy for O (n > 0, 0 <= k <= n^2).at n=28A317574