A045960 Palindromic even lucky numbers.

2, 4, 6, 22, 44, 212, 262, 282, 434, 474, 646, 666, 818, 838, 868, 2442, 2662, 2772, 4884, 4994, 6666, 6886, 8118, 8338, 20202, 20402, 21012, 21812, 22322, 22422, 22922, 23332, 23532, 24042, 25652, 26162, 26262, 26562, 26762, 27372, 28682, 40204, 40804

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..1066 (terms below 10^8)

Mathematica

lst = Range[2, 50000, 2];
i = 2;
While[i <= (len = Length@lst) && (k = lst[[i]]) <= len, lst = Drop[lst, {k, len, k}]; i++];
Select[lst, PalindromeQ] (* Jean-François Alcover, Sep 01 2022, after Robert G. Wilson v in A045954 *)

Crossrefs

Intersection of A002113 and A045954.

Sequence in context: A273522 A227626 A152482 * A028988 A172451 A380865

Adjacent sequences: A045957 A045958 A045959 * A045961 A045962 A045963

Keyword

nice,nonn,base

Author

Felice Russo

Extensions

More terms from David W. Wilson

Status

approved