56129

Appears in sequences

• Products p^3 or p^2*q, where {p,q} are consecutive primes.at n=34A033477
• Numbers 41*k such that 41*k+2 and 41*k-6 are both prime.at n=18A153822
• Maximal non-semiprime number which is a "preprime" of the n-th kind (defined in comment in A247395).at n=39A247834
• a(n) = (p_n)^2 * p_{n+1}, where p_n is the n-th prime, A000040(n).at n=11A251720
• Positive integers k having no duplicated digit such that concatenating all successive absolute differences between two successive digits of k produces a divisor of k.at n=93A338641
• Greatest positive integer whose weakly increasing prime indices have zero-based weighted sum (A359674) equal to n.at n=37A359757