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A013193
log(sec(x)+log(x+1))=x-1/2!*x^2+4/3!*x^3-15/4!*x^4+93/5!*x^5...
+0
1
1, -1, 4, -15, 93, -633, 5381, -51506, 565957, -6922205, 93992413, -1398890284, 22689478823, -398141898399, 7519118564551, -152056970221072, 3278894568674073, -75103176871966409, 1821102601528126265
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 6 11:04 EST 2009. Contains 170427 sequences.
AT&T Labs Research
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