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%I #2 Jan 09 2009 03:00:00
%S 1,2,9,30,5838,7748,18941,20860,884009,919276,6366597,74329482,
%T 178532068,2130862251,2162384953,2614341660,4416513965,10812791039,
%U 11799700554,20743576863,36600453328,76931780134,109063095528
%N Engel expansion for tan(1).
%Y Cf. A067919, A084651.
%K nonn
%O 0,2
%A Hauke Worpel (hw1(AT)email.com), Jun 01 2003