839938domain: NAppears in sequencesThe bisection A053445(2n+1).at n=44A161921The n-th positive integer that has exactly n representations of the form 1 + p1 * (1 + p2* ... * (1 + p_j)...), where [p1, ..., p_j] is a (possibly empty) list of distinct primes.at n=24A317537