OFFSET
1,1
COMMENTS
Cangul, Demirci, Luca, Pinter and Soydan showed that there are no other terms.
LINKS
I. N. Cangul, M. Demirci, F. Luca, A. Pinter and G. Soydan, On the Diophantine Equation x^2 + 2^a 11^b = y^n, Fibonacci Quart. 48 (2010), 39-46.
EXAMPLE
a(8) = 59049 = 241^2 + 2^3 * 11^2 = 3^10 = 9^5
CROSSREFS
KEYWORD
nonn,fini,full
AUTHOR
Tomohiro Yamada, Nov 19 2017
STATUS
approved