OFFSET
1,1
EXAMPLE
23 is in this sequence because 23^2 = 529 has 9 as largest digit.
PROG
(PARI) select( is_A295009(n)=n&&vecmax(digits(n^2))==9 , [0..999]) \\ The "n&&" avoids an error message for n=0.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
M. F. Hasler, Nov 12 2017
STATUS
approved