36567

Appears in sequences

• Numbers n such that sopf(n) = sopf(n-1) - sopf(n-2), where sopf(x) = sum of the distinct prime factors of x.at n=11A076527
• Bond percolation series for hexagonal net.at n=30A120541
• Table of consecutive numbers with the same sum of divisors.at n=31A225757
• Numbers k that divide sigma(k) - sigma(k-1).at n=22A227307
• Numbers k such that sigma(k) = sigma(k-1).at n=15A231546
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 305", based on the 5-celled von Neumann neighborhood.at n=37A271162