Definition:Cunningham Chain/Historical Note
Jump to navigation
Jump to search
Historical Note on Cunningham Chain
Cunningham chains of the first kind were investigated by Derrick Norman Lehmer, who determined that there are only $3$ such chains of $7$ primes with the first term less than $10^7$.
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $1,122,659$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $1,122,659$