OFFSET
1,2
COMMENTS
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..1000, computed from b-file at A181392.
EXAMPLE
23309765 is a term since 23309765^2 = 543345144355225 has 1 digit '1', 2 digits '2', 3 digits '3', 4 digits '4' and 5 digits '5'.
MATHEMATICA
Map[Sqrt, Import["https://oeis.org/A181392/b181392.txt", "Data"][[1 ;; 24, -1]] ] (* Michael De Vlieger, Jul 25 2022, computed from b-file at A181392 *)
CROSSREFS
KEYWORD
nonn,fini,base
AUTHOR
Jianing Song, Jul 25 2022
STATUS
approved