OFFSET
1,2
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..1500
MATHEMATICA
Select[Range[8100], Divisible[10^#+2^#, #]&] (* Harvey P. Dale, Apr 02 2011 *)
Select[Range[8001], Divisible[PowerMod[2, #, #] + PowerMod[10, #, #], #] &] (* Amiram Eldar, Oct 23 2021 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved