100056domain: NAppears in sequencesPositive numbers k such that k and 6*k are anagrams in base 7 (written in base 7).at n=5A023072Number of nX5 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 0 and 1 1 1 vertically.at n=9A207876Palindromic in bases 5 and 7.at n=17A249156