OFFSET
1,3
COMMENTS
Alternative definition: infinite sum of reciprocals of primes whose distance to the next prime is equal to 2.
R. J. Mathar gave an estimate of 1.059064 for this constant in a comment at A209328. Dimitris Valianatos estimated the constant as 1.059064266555685... in a comment at A306539.
EXAMPLE
Equals 1.05906426...
CROSSREFS
KEYWORD
AUTHOR
Artur Jasinski, Mar 19 2021
STATUS
approved