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Proth numbers of the form k•5n+1 with no prime value so far

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Proth numbers k•5n+1 where no prime values are known.

Table

There are 28 sequences in this Wiki:

k Nash Max n
6436 561 4913881
7528 332 4913881
10918 299 4913881
26798 417 4913881
31712 308 4913881
36412 460 4913881
41738 647 4913881
44348 521 4913881
44738 766 4913881
45748 503 4913881
58642 302 4913881
60394 368 4913881
62698 743 4913881
64258 453 4913881
67612 492 4913881
67748 305 4913881
71492 232 4913881
74632 570 4913881
76724 430 4913881
83936 436 4913881
84284 351 4913881
90056 375 4913881
92906 327 4913881
93484 649 4913881
105464 551 4913881
126134 178 4913881
139196 284 4913881
152588 545 4913881
Proth primes