Number of Fibonacci Numbers with Same Number of Decimal Digits/Mistake
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Source Work
1997: David Wells: Curious and Interesting Numbers (2nd ed.):
- The Dictionary
- $5$
Mistake
- The number of Fibonacci numbers having the same number of digits is either $4$ or $5$.
Correction
There is a notable exception: there are $6$ (or $7$ if you include $F_0 = 0$) Fibonacci numbers with $1$ digit:
- $1, 1, 2, 3, 5, 8$
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $5$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $5$