82741domain: NAppears in sequencesNumbers m such that m - 3 divides m^m + 3.at n=27A252041Number of permutations p of [n] such that the up-down signature of p has nonnegative partial sums with a maximal value <= 3.at n=9A262128Numbers that can be written in exactly two different ways in the form described by A387302.at n=15A387898