OFFSET
2,1
COMMENTS
EXAMPLE
The 4th term is 4 because base 5 representations of (5+1)^1 = 11, (5+1)^2 = 121, (5+1)^3 = 1331, are all palindromic, while (5+1)^4 = 20141 is not.
MATHEMATICA
palq[x_] := x == Reverse[x] Table[x = 0; While[palq[IntegerDigits[(t + 1)^x, t]], ++x]; x, {t, START, FINISH}] (* Dylan Hamilton, Aug 15 2010 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Helge Robitzsch (hrobi(AT)math.uni-goettingen.de), Aug 11 2000
STATUS
approved