OFFSET
0,2
COMMENTS
A subsequence of A046851.
EXAMPLE
a(2) = 95 as 95 is the least number that needs two internal digits inserted to become its square, i.e., 95 squared is 9(02)5.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Ivan N. Ianakiev, Oct 15 2016
EXTENSIONS
More terms from Paolo P. Lava, Oct 20 2016
a(13)-a(21) from Giovanni Resta, Jul 06 2019
STATUS
approved