How can we show that these are the only ones?
1,144 only square Fib nmbrs. 1,3,21,55 only triangular Fib nmbrs. 2 only oblong Fib nmbr. 1,8 only cubes. (Weird!) Any tetrahedral beyond 1?
— James Tanton (@jamestanton) January 21, 2014
Wednesday, March 19, 2014
65: Square Fibonacci Numbers
What are the only square Fibonacci numbers?
How can we show that these are the only ones?
How can we show that these are the only ones?
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