Riesel primes of the form 121•2n-1

Reserved! This sequence is currently reserved by: PrimeGrid

Current data

k , b : 121 , {{{Rb}}} Count : Attention! Parameter RCount=35 not given! Nash : 965 Max n : 9,119,901 Date : 2020-03-11 Reserved : PrimeGridPrimeGrid/Reserved

1, 3, 21, 27, 37, 43, 91, 117, 141, 163, 373, 421, 1581, 2035, 10701, 18931, 21307, 51195, 64579, 156541, 302097, 334257, 368059, 383061, 410131, 494317, 541621, 990219, 1039965, 1526097, 1589157, 1695499, 1954243, 2033941, 4553899

Remarks :

LLR status at PrimeGrid

[[Category:Riesel {{{Rb}}}|#.....00121]][[Category:Riesel {{{Rb}}} Low-weight|#.....00121]]

History

• 2007-12-02: Checked to n = 3016000, Justin Van Klein???