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%I #12 Jun 23 2015 22:02:45
%S 0,1,-1,4,-6,25,15,-338,6972,-70891,859275,-9640864,120888174,
%T -1541505979,21347932515,-308351466590,4764530724600,-77278806586295,
%U 1328450775136695,-23972129893393796,455516697937247010
%N Expansion of sin(log(1+x))/cos(x).
%t Sin[ Log[ 1+x ] ]/Cos[ x ]
%t CoefficientList[Series[Sec[x]*Sin[Log[1 + x]], {x, 0, 20}], x] * Range[0, 20]! (* _Vaclav Kotesovec_, Jan 24 2015 *)
%K sign,easy
%O 0,4
%A _R. H. Hardin_
%E Extended with signs by _Olivier Gérard_, Mar 15 1997