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A012418
sec(arctan(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, 1005, 9170, 73353, 794952, 11042745, 144625118, 1936131549, 31475441452, 562265168101, 9960214270890, 187956163443857, 3970728871687824, 88040662078595313, 1994667867977462454
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Maintained by
N. J. A. Sloane
(
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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