Decomposition of A235925
Primes p with q = prime(p) - p + 1 and r = prime(q) - q + 1 both prime.
Decomposition of A236119
Primes p with prime(p) - p - 1 and prime(p) - p + 1 both prime.
Decomposition of A236457
Primes p with q = p + 2 and prime(q) + 2 both prime.
Decomposition of A236458
Primes p with p + 2 and prime(p) + 2 both prime.
Decomposition of A236464
Primes p with prime(p) + 2 and prime(p) + 6 both prime.
Decomposition of A236562
Numbers n such that A049820(x) = n has a solution.
Decomposition of A242414
Numbers whose prime factorization viewed as a tuple of nonzero powers is palindromic.
Decomposition of A243937
Even numbers n>=6 for which lpf(n-1) > lpf(n-3), where lpf = least prime factor.
Decomposition of A246281
Numbers n such that if n = product_{k >= 1} (p_k)^(c_k), then product_{k >= 1} (p_{k+1})^(c_k) < 2*n, where p_k indicates the k-th prime, A000040(k).
Decomposition of A246282
Numbers n such that if n = product_{k >= 1} (p_k)^(c_k), then product_{k >= 1} (p_{k+1})^(c_k) > 2*n, where p_k indicates the k-th prime, A000040(k).









