Expansion of tan(tanh(x)*cos(x)).
1, 3, 43, 2009, 6313, 9872907, 760322045, 105243758801, 41122814903471
3 seqfan posts
Thu Jan 1 20:44:56 CET 2009 [seqfan] Re: Christmas joke Sequences?
Thu Jan 1 07:32:55 CET 2009 [seqfan] Re: Christmas joke Sequences?
Fri Dec 26 23:06:26 CET 2008 [seqfan] Some items inspired by appearances of 2009 in the OEIS
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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