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  • <pre><math>\sum_{i=1}^\infty \frac{1}{p_i} = \frac{1}{2} + \frac{1}{3} + \frac{1}{5} + \frac{1}{7} + \frac{1}{11} + \dotsb = \infty</math></pre> :<math>\sum_{i=1}^\infty \frac{1}{p_i} = \frac{1}{2} + \frac{1}{3} + \frac{1}{5} + \frac{1}{7} + \frac{1}{11} + \dotsb = \infty</math>
    11 KB (1,236 words) - 14:41, 3 September 2020
  • ...us; 1 = {{Kbn|4}}, for example, is not a prime, because 15 is divisible by 3 and 5. ...ion; in the 4th century BC [[Euclid]] demonstrated that if M is a Mersenne prime then M(M+1)/2 is a perfect number. Two millennia later, in the 18th century
    5 KB (857 words) - 14:53, 19 September 2021
  • {{Riesel prime 3
    490 bytes (35 words) - 12:22, 11 December 2022
  • ...]] in search for lowest [[Sierpiński number|Sierpiński]]/[[Riesel number|Riesel]] values.}} ...t '[[Sierpiński number|Sierpiński value]]' (+1 form) or '[[Riesel number|Riesel value]]' (-1 form) that is composite for all values of {{Vn}} &ge; 1. Conje
    3 KB (503 words) - 04:44, 27 March 2024
  • *{{Kbn|+|78557|2n}} is multiple of 3. *{{Kbn|+|78557|9n+3}} is multiple of 73.
    5 KB (650 words) - 10:25, 26 March 2024
  • '''LLR (Lucas Lehmer Riesel)''' is probably the fastest [[Primality testing program|program]] available **[[Lucas-Lehmer-Riesel algorithm]] for {{Kbn|k|n}} numbers.
    2 KB (300 words) - 22:00, 16 December 2023
  • ...-1)</math> where p is the prime of apparition rank r (r(2)=1, r(3)=2, r(5)=3, ...) and n is greater or equal to 0. #If number <math>\sum_{i=0}^{p-1}\ (2^i)^{m} \ </math> is prime, then <math>m=p^n</math>.
    5 KB (726 words) - 09:57, 12 September 2021
  • ...Network Computing]] (BOINC) platform. As of October 2020, there are about 3,300 active participants (on about 16,000 host computers) from 89 countries, ...e Search|321 Prime Search]] searching for mega primes of the form {{Kbn|±|3|2|n}}.
    3 KB (458 words) - 10:28, 26 March 2024
  • ..., 23 is a Sophie Germain prime because it is a prime and 2*23+1 = 47, also prime. | 2 || 3 || {{NRi|2}}
    1 KB (171 words) - 04:26, 3 November 2020
  • ...e validity of [[Proth prime|Proth]] tests and PRP tests on base-2 [[Riesel prime]] candidates, and by those programs and [[PRST]] in an extended version for # <math>d(j)</math> (for identity (3))
    3 KB (528 words) - 14:59, 3 October 2023
  • {{DISPLAYTITLE:Riesel problem, {{Kbn|-|k|2|n}}, {{Vk}} < {{Num|509203}}}} The '''Riesel problem''' involves determining the smallest [[Riesel number]].
    6 KB (689 words) - 18:14, 4 April 2024
  • {{Riesel prime 3;T:W;C:'''[[M2]]''', {{NWo|2}}, {{NWo|8|1}}
    2 KB (288 words) - 11:41, 3 April 2023
  • {{Riesel prime |Rk=3
    5 KB (523 words) - 09:47, 5 October 2023
  • {{Riesel prime 3;T:S
    3 KB (329 words) - 07:59, 17 August 2021
  • {{Williams prime |WiMaxn={{GP|Riesel prime 2 3|RMaxn}}
    246 bytes (35 words) - 14:04, 1 August 2021
  • {{Williams prime |WiMaxn={{#expr:floor({{GP|Riesel prime 2 3|RMaxn}}/2)}}
    265 bytes (37 words) - 20:50, 31 July 2021
  • {{Williams prime |WiBase=3
    248 bytes (35 words) - 09:56, 16 March 2023
  • {{Williams prime |WiBase=3
    248 bytes (35 words) - 13:40, 16 March 2023
  • {{Williams prime |WiMaxn={{#expr:floor({{GP|Riesel prime 2 7|RMaxn}}/3)}}
    291 bytes (42 words) - 20:52, 31 July 2021
  • {{Riesel prime 3
    2 KB (216 words) - 23:30, 19 April 2024

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