OFFSET
1,2
COMMENTS
10^(2*m) + 1 for m >= 0 are terms. - Chai Wah Wu, May 25 2017
LINKS
Giovanni Resta, Table of n, a(n) for n = 1..48
P. De Geest, Palindromic incremented squares of the form n^2+1
FORMULA
a(n) = A027719(n)^2 + 1. - Giovanni Resta, Aug 29 2018
MATHEMATICA
palQ[n_] := Block[{d = IntegerDigits[n]}, d == Reverse[d]]; Select[Range[0, 10^5]^2 + 1, palQ] (* Giovanni Resta, Aug 29 2018 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
EXTENSIONS
More terms from Giovanni Resta, Aug 28 2018
STATUS
approved