A060947 Intrinsic 10-palindromes: n is an intrinsic k-palindrome if it is a k-digit palindrome in some base.

513, 561, 585, 633, 645, 693, 717, 765, 771, 819, 843, 891, 903, 951, 975, 1023, 19684, 20008, 20332, 20440, 20764, 21088, 21196, 21520, 21844, 21880, 22204, 22528, 22636, 22960, 23284, 23392, 23716, 24040, 24076, 24400, 24724, 24832