OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Perfect Power
EXAMPLE
For n = 2: 17 = 1 + 16 = 8 + 9.
CROSSREFS
KEYWORD
nonn
AUTHOR
Ilya Gutkovskiy, May 14 2023
EXTENSIONS
a(13) and beyond from Michael S. Branicky, May 24 2023
STATUS
approved