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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #4 Feb 24 2012 12:51:30
%S 1,0,0,-3,0,23,90,-721,-3864,32759,326214,-2672461,-38496876,
%T 310461227,6363118762,-49895013169,-1391451773264,10516703525327,
%U 390207547318222,-2811203923750741,-136581823796686036
%N exp(arctan(x)-sinh(x))=1-3/3!*x^3+23/5!*x^5+90/6!*x^6-721/7!*x^7...
%K sign
%O 0,4
%A Patrick Demichel (patrick.demichel(AT)hp.com)