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A009729 Expansion of tan(x)*cos(tan(x)). 0

%I

%S 1,-1,-39,-1233,-50831,-2696321,-173033847,-12037460945,-631883857695,

%T 72323545938047,51175586766916153,20871009809650906031,

%U 8144386597628284974161,3320626270273875548979455

%N Expansion of tan(x)*cos(tan(x)).

%t Tan[ x ]*Cos[ Tan[ x ] ] (* Odd Part *)

%K sign

%O 0,3

%A _R. H. Hardin_

%E Extended with signs by _Olivier GĂ©rard_, Mar 15 1997

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Last modified March 20 09:50 EDT 2019. Contains 321345 sequences. (Running on oeis4.)