0.26960635197167...
This number is neither prime nor composite.
The constant pri = 1/2 - 1/3 + 1/5 - 1/7 + 1/11 - 1/13 + ... =
0.26960635197167... .
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is neither prime nor composite.
The constant pri = 1/2 - 1/3 + 1/5 - 1/7 + 1/11 - 1/13 + ... =
0.26960635197167... .