| Rank | Score | Rating | Δ | Date | Event | ||
|---|---|---|---|---|---|---|---|
|
|
85
|
1 | · | · | May 22, 2016 |
 |
Problem 561. Divisor Pairs |
|
|
72
|
1 | · | · | April 10, 2016 |
|
Problem 555. McCarthy 91 function |
|
|
79
|
1 | · | · | Feb. 28, 2016 |
|
Problem 549. Divisibility of factorials |
|
|
56
|
1 | · | · | Jan. 31, 2016 |
|
Problem 545. Faulhaber's Formulas |
|
|
87
|
1 | · | · | Jan. 17, 2016 |
|
Problem 543. Prime-Sum Numbers |
|
|
50
|
1 | · | · | Dec. 27, 2015 |
|
Problem 540. Counting primitive Pythagorean triples |
|
|
67
|
1 | · | · | Dec. 6, 2015 |
|
Problem 537. Counting tuples |
|
|
60
|
1 | · | · | Nov. 29, 2015 |
|
Problem 536. Modulo power identity |
|
|
94
|
1 | · | · | Nov. 8, 2015 |
|
Problem 533. Minimum values of the Carmichael function |
|
|
67
|
1 | · | · | June 14, 2015 |
|
Problem 520. Simbers |
| more |
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