61512

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 62.at n=7A031740
• Numbers k such that 247*2^k+1 is prime.at n=27A032500
• a(n) = 64*n^2 + 8.at n=30A158488
• Number of 3 X 3 X 3 triangular 0..n arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and no element equal to its horizontal neighbors.at n=8A214385
• Number of terms in n-th order nested Lie bracket.at n=10A255502