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https://en.wikipedia.org/wiki/Lucas%E2%80%93Lehmer_primality_test
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See https://en.wikipedia.org/wiki/Mersenne_prime. Basically check if something is of the form:
> Mn = 2n − 1
I've got no idea how difficult/easy this is in Javascript though.
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Seen on macOS 11.4, Firefox 91.0.2 (64-bit).
1. Open a CoCalc terminal in Firefox. Use preference in CoCalc of 14 px font size and default monospace font size of 14 in Firefox.
2. Type or otherw…
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Output of `restic version`
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restic 0.16.4 compiled with go1.22.2 on linux/amd64
What backend/service did you use to store the repository?
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As discovered in issue #15, a PRP test of a probable Mersenne prime was incorrectly tested, probably as a result of legacy code that was not correctly adapted from the case of Lucas–Lehmer or Pépin te…
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# Introduction to Fermat number testing with Mlucas
Mlucas is a powerful Mersenne primality testing and factoring package which supports Lucas–Lehmer
testing, Fermat probable primality testing, a…
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@rudolph-git-acc and @mariotrevi
Few days back, I had noticed in the fourth thread at Prof. Tao's blog you were focused on the Ceff term, and improving Ht precision at smaller values of x, while I …
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## Reporting a bug
Same program segment wrap jit or not, but different result.
```python
from numba import jit # numba==0.57.1 Python 3.8.3 in Linux
def lucas_lehmer_check_Mersenne(n):
…
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**Is your feature request related to a problem? Please describe.**
- The Lucas-Lehmer series refers to the sequence of numbers generated during the Lucas-Lehmer primality test for Mersenne numbers.
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The following code should demonstrate the problem:
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[ 1234567891011121314 divisors drop ] time -> 3ms
[ 123456789101112131415 divisors drop ] time -> 4ms
[ 123456789101112131…