OFFSET
1,3
COMMENTS
The fractional part here uses the Mma implementation for negative arguments: It is the fractional part of the absolute value, turned negative. So a(n) = A019587(n)-1. - R. J. Mathar, Aug 13 2021
MATHEMATICA
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Sep 02 2011
STATUS
approved