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A013557
sec(cotan(x)-cotanh(x))=1+36/2!*x^2+357/6!*x^6+96/8!*x^8...
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1, 36, 0, 357, 96, 246862, 63265, 2702139, 152243470, 3946109992628, 974761022098, 55898417585925641, 13686533679920614, 2087412316757286746, 370281073116766830343
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Maintained by
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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