54852

Appears in sequences

• Transform of A059502 applied to sequence 2,3,4,...at n=10A059505
• Numbers k such that k*((2^61-1)^2) - 1 and k*((2^61-1)^2) + 1 are twin primes.at n=11A099229
• a(n) = 2*((2*n-1)*a(n-1) - (n-2)!), with a(1) = 4, n > 1.at n=4A302769
• Triangle read by rows where T(n,k) is the number of patterns of length n with k runs.at n=42A335461
• Triangle read by rows where T(n,k) is the number of length-n sequences covering an initial interval of positive integers with k maximal anti-runs.at n=39A337506
• The number of edges formed when every pair of n points, placed at the vertices of a regular n-gon, are connected by a circle and where the points lie at the ends of the circle's diameter.at n=19A358783