A043024 n-th base 8 palindrome that starts with 4.

4, 36, 260, 268, 276, 284, 292, 300, 308, 316, 2052, 2124, 2196, 2268, 2340, 2412, 2484, 2556, 16388, 16452, 16516, 16580, 16644, 16708, 16772, 16836, 16908, 16972, 17036, 17100, 17164, 17228, 17292, 17356, 17428, 17492