Pandigital Fraction
المؤلف:
Sloane, N. J. A.
المصدر:
Sequence A054383 in "The On-Line Encyclopedia of Integer Sequences."
الجزء والصفحة:
...
28-10-2019
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Pandigital Fraction
A fraction containing each of the digits 1 through 9 is called a pandigital fraction. The following table gives the number of pandigital fractions which represent simple unit fractions. The numbers of pandigital fractions for 1/1, 1/2, 1/3, ... are 0, 12, 2, 4, 12, 3, 7, 46, 3, ... (OEIS A054383).
 |
# |
fractions |
 |
12 |
 , |
| |
|
 |
 |
2 |
 |
 |
4 |
 |
 |
12 |
 , |
| |
|
 |
 |
3 |
 |
 |
7 |
 , |
| |
|
 |
 |
46 |
 , |
| |
|
 , |
| |
|
 , |
| |
|
 , |
| |
|
 , |
| |
|
 , |
| |
|
 , |
| |
|
 |
 |
3 |
 |
 |
0 |
|
 |
0 |
|
 |
4 |
 |
REFERENCES:
Friedman, M. J. Scripta Math. 8.
Sloane, N. J. A. Sequence A054383 in "The On-Line Encyclopedia of Integer Sequences."
Wells, D. The Penguin Dictionary of Curious and Interesting Numbers. Middlesex, England: Penguin Books, pp. 27-28, 1986.
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