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Sierpiński numbers of the form k•4n+1

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Sierpiński numbers base 4 are numbers where k !≡ 0 mod 4 for which k•4n+1 is composite for all natural numbers n and has a finite covering set of two or more distinct factors.

See also

Table

There are 4 sequences in this Wiki:

k Covering set
66741 [5, 7, 13, 17, 241]
157114 [5, 7, 13, 19, 37, 73]
190566 [5, 7, 13, 19, 73, 109]
271129 [5, 7, 13, 17, 241]
Proth primes