0,3

Sum 1/(((N+1)/2)^s) = product 1/(1-(((P+1)/2)^s)) = 1+(1/(sum(1/(((P+1)/2)^s)))) = e^(sum(1/(((P+1)/2)^s))) ~ Pi^(sum(1/(((P+1)/2)^s))). It is noteworthy that many terms are very near to a triangular number.

Table of n, a(n) for n=0..32.

Sequence in context: A143184 A309173 A116084 * A279026 A120549 A167270

Adjacent sequences: A108922 A108923 A108924 * A108926 A108927 A108928

more,nonn

Marco Matosic, Jul 18 2005

approved