OFFSET
1,1
COMMENTS
Absolute values of the negative terms of A209662. Sequence related to an infinite series which is equal to pi, due to Leonhard Euler.
LINKS
Ray Chandler, Table of n, a(n) for n = 1..10000
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Mar 15 2012
EXTENSIONS
34, 105, 115 inserted by Ray Chandler, Mar 19 2016
STATUS
approved