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Proth numbers of the form k•2n+1 with no prime value so far

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Proth numbers k•2n+1 where no prime values are known.

Table

There are 12 sequences in this Wiki:

k Nash Max n
21181 169 32698000
22699 69 32698000
24737 174 32698000
55459 242 32698000
67607 56 32698000
79309 56 28690000
79817 146 28690000
152267 92 28690000
156511 58 28690000
222113 248 28690000
225931 124 28690000
237019 155 28690000
Proth primes