login
A009346
Expansion of log(1+sinh(sin(x))).
0
0, 1, -1, 2, -6, 16, -72, 440, -2800, 20224, -169984, 1582976, -16076544, 178612864, -2155087872, 27969867008, -388732745728, 5765737517056, -90872771018752, 1516228355846144, -26703924688453632, 495092243779256320
OFFSET
0,4
MATHEMATICA
Log[ 1+Sinh[ Sin[ x ] ] ]
CROSSREFS
Sequence in context: A009681 A009186 A009328 * A009367 A114249 A147910
KEYWORD
sign,easy
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
STATUS
approved