%I A000176 M2001 N0791
%S A000176 2,11,46,128,272,522,904,1408,2160,3154,4306,5888,7888,10012,12888,
%T A000176 16384,19680,24354,29866,34816,41888,49778,56744,66816,78000,87358,
%U A000176 100602,115712,128112,145804,165712,180224,203040,228964,246932,276480
%N A000176 Generalized tangent numbers.
%D A000176 Knuth, D. E.; Buckholtz, Thomas J. Computation of tangent, Euler and 
               Bernoulli numbers. Math. Comp. 21 1967 663-688.
%D A000176 D. Shanks, Generalized Euler and class numbers, Math. Comp. 21 (1967), 
               689-694; 22 (1968), 699 [Kok Seng Chua reports that the Shanks reference 
               is the correct one, not Knuth-Buckholtz].
%D A000176 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A000176 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%Y A000176 Cf. A000061.
%Y A000176 Sequence in context: A120279 A037751 A037639 this_sequence A042927 A140305 
               A142346
%Y A000176 Adjacent sequences: A000173 A000174 A000175 this_sequence A000177 A000178 
               A000179
%K A000176 nonn
%O A000176 1,1
%A A000176 N. J. A. Sloane (njas(AT)research.att.com).
%E A000176 More terms from Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), Jun 03 2000