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Cullen primes n•2n+1

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Reserved! This sequence is currently reserved by: PrimeGrid Cullen Prime Search

Current data

Base : 2
Count : 16
Max n : 21,000,000
Date : 2021-09-11
Reserved : PrimeGrid Cullen Prime SearchPrimeGrid Cullen Prime Search/Reserved
1[1], 141[2], 4713[3], 5795[4], 6611[5], 18496[6], 32292[7], 32469[8], 59656[9], 90825[10], 262419[11], 361275[12], 481899[13], 1354828[14], 6328548[15], 6679881[16]
Remarks :
The sequence A005849 in OEIS
Current status at PrimeGrid

Notes

History