OFFSET
1,3
LINKS
Seiichi Manyama, Table of n, a(n) for n = 1..100
Patrick De Geest, Palindromic numbers beyond base 10
MATHEMATICA
pal12Q[n_]:=Module[{idn12=IntegerDigits[n^2, 12]}, idn12==Reverse[idn12]]
Select[Range[0, 50000], pal12Q] (* Harvey P. Dale, Feb 06 2011 *)
CROSSREFS
Numbers k such that k^2 is palindromic in base b: A003166 (b=2), A029984 (b=3), A029986 (b=4), A029988 (b=5), A029990 (b=6), A029992 (b=7), A029805 (b=8), A029994 (b=9), A002778 (b=10), A029996 (b=11), this sequence (b=12), A029998 (b=13), A030072 (b=14), A030073 (b=15), A029733 (b=16), A118651 (b=17).
KEYWORD
base,nonn
AUTHOR
STATUS
approved