A265535 Largest base-6 palindrome m <= n, written in base 10.
0, 1, 2, 3, 4, 5, 5, 7, 7, 7, 7, 7, 7, 7, 14, 14, 14, 14, 14, 14, 14, 21, 21, 21, 21, 21, 21, 21, 28, 28, 28, 28, 28, 28, 28, 35, 35, 37, 37, 37, 37, 37, 37, 43, 43, 43, 43, 43, 43, 49, 49, 49, 49, 49, 49, 55, 55, 55, 55, 55, 55, 61, 61, 61, 61, 61, 61, 67, 67, 67, 67, 67, 67, 67, 74, 74, 74, 74, 74, 74, 80, 80, 80
Offset: 0