0,4
Tan[ x ]*Sin[ Sin[ x ] ]/2 (* Even Part *)
A009740.
Sequence in context: A199828 A183633 A200450 * A190420 A190605 A002613
Adjacent sequences: A024301 A024302 A024303 * A024305 A024306 A024307
nonn
R. H. Hardin (rhhardin(AT)att.net)
Extended and signs tested 03/97.