Mathematical and Physical Journal
for High Schools
Issued by the MATFUND Foundation
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# Problem B. 4680. (January 2015)

B. 4680. Find the integer solutions of the equation $\displaystyle 3^{n}=2n^2+1$

(3 pont)

Deadline expired on February 10, 2015.

### Statistics:

 181 students sent a solution. 3 points: 99 students. 2 points: 40 students. 1 point: 33 students. 0 point: 5 students. Unfair, not evaluated: 4 solutionss.

Problems in Mathematics of KöMaL, January 2015