136305domain: NAppears in sequencesPositive numbers k such that k and 2*k are anagrams in base 7 (written in base 7).at n=27A023068Number of length 4+2 0..n arrays with some pair in every consecutive three terms totalling exactly n.at n=15A245873Dimensions where the volume of an L^p unit ball is maximized.at n=13A255135