A068910 a(n) is the unique k such that palindrome A068065(n) = k + reverse(k).
0, 1, 2, 3, 4, 10, 100, 120, 130, 140, 1000, 10000, 10100, 10200, 10300, 10400, 100000, 1000000, 1001000, 1002000, 1003000, 1004000, 10000000, 100000000, 100010000, 100020000, 100030000, 100040000, 1000000000, 10000000000
Offset: 0
Examples
a(14) = 10300, since A068065(14) = 10601 = 10300 + 00301 and for no other k we have 10601 = k + reverse(k).
Crossrefs
Cf. A068065.