100224

Appears in sequences

• Numbers k such that (2^k - 1)^2 - 2 = 4^k - 2^(k+1) - 1 is prime.at n=32A091515
• (n-1)-st elementary symmetric function of the first n terms of (1,2,3,4,1,2,3,4,1,2,3,4,...) = A010883.at n=12A203163
• Number of (n+1) X 6 0..1 arrays with the number of clockwise edge increases in every 2 X 2 subblock differing from each horizontal or vertical neighbor.at n=17A205190
• Column 0 of the matrix logarithm of triangular matrix A134049.at n=6A274477
• Expansion of Product_{k>=1} (1 + x^k) * (1 + x^(2*k)) * (1 + x^(3*k)) * (1 + x^(4*k)).at n=41A327046