A162843 Let b(n) be the n-th positive integer that is a palindrome in base 2. a(n) = the smallest multiple of b(n) that is > b(n) and that is also a palindrome in binary.

3, 9, 15, 21, 27, 45, 51, 63, 189, 93, 99, 495, 153, 189, 195, 219, 255, 1023, 297, 13803, 6307, 381, 387, 765, 495, 2457, 585, 1533, 693, 765, 771, 819, 891, 20345, 975, 1023, 20805, 4953, 1161, 2015, 69601, 25251, 1365, 157785, 19305, 1533, 1539, 2805