Why might the sequence of superprimes (prime numbers at a prime position in the sequence of primes) remind you of pi?
Happy pi day!
The sequence https://oeis.org/A006450 Prime-indexed primes starts.
3, 5, 11, 17, 31, 41, 59, 67, 83, 109, 127, 157, 179, 191
There's a nice coincidence which I underlined are the 11th, 13th, and 17th prime numbers and you can note the first six digits of pi=3.14159...
Not at all related but since it includes the symbol π: There is a prime counting function π(n) which counts the number of primes less than or equal to n. Nothing I could find in the function looks like the decimal value 3.14159...
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Posted by Jer
on 2025-03-14 13:02:46 |