Numerator of [x^(2n+1)] of the Taylor expansion -arcsin(cot(x)-coth(x)) = 2*x/3 +4*x^3/81 +8*x^5/567 +272*x^7/76545 +15640*x^9/13640319 +...
2, 4, 8, 272, 15640, 103504, 203248, 4712878048, 994787896, 29947918028368
2 seqfan posts
Sun Dec 18 02:36:11 CET 2011 [seqfan] Re: The Demichel errors, continued