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A012662
sec(tanh(x)*exp(x))=1+1/2!*x^2+6/3!*x^3+21/4!*x^4+100/5!*x^5...
+0
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1, 0, 1, 6, 21, 100, 957, 8498, 70217, 762696, 9950809, 128378910, 1775380893, 28325140012, 483428842197, 8558590549322, 163465935697169, 3367220579004048, 72712394227734577, 1648059951297530166
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.
AT&T Labs Research
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