login
A009502
Expansion of sin(tan(tan(x))).
0
1, 3, 33, 403, -41247, -12404989, -3175861439, -925805229229, -320290449542079, -131747901365358205, -63921607627858687775, -36198590593345414392685, -23669080385211533481142239, -17684215690454157561823950973
OFFSET
0,2
MATHEMATICA
Sin[ Tan[ Tan[ x ] ] ] (* Odd Part *)
CROSSREFS
Sequence in context: A155660 A299507 A294167 * A222941 A321265 A011922
KEYWORD
sign
AUTHOR
EXTENSIONS
Extended with signs by Olivier Gérard, Mar 15 1997
STATUS
approved