OFFSET
1,2
COMMENTS
The first term that is not a palindromic number is a(109) = 1011. - Alonso del Arte, Nov 01 2013
Primes in this sequence are A077652. - Jonathan Vos Post, Nov 02 2013
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
FORMULA
a(n) = 10n + O(1). - Charles R Greathouse IV, Nov 01 2013
MATHEMATICA
Select[Range[700], IntegerDigits[#][[1]]==IntegerDigits[#][[-1]]&] (* Harvey P. Dale, Nov 28 2019 *)
PROG
(PARI) is(n)=n=digits(n); n[1]==n[#n] \\ Charles R Greathouse IV, Nov 01 2013
CROSSREFS
KEYWORD
nonn,easy,base,changed
AUTHOR
Brian E. Foose and Todd R. Haldeman, Nov 01 2013
STATUS
approved