%I A059442
%S A059442 2,3,3,4,6,4,5,9,9,5,6,14,18,14,6,7,18,25,25,18,7,8,23
%N A059442 Array of Ramsey numbers R(n,k) read by antidiagonals.
%D A059442 L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 288.
%D A059442 J. G. Kalbfleisch, Construction of special edge-chromatic graphs, Canad. 
               Math. Bull., 8 (1965), 575-584.
%D A059442 H. J. Ryser, Combinatorial Mathematics. Mathematical Association of America, 
               Carus Mathematical Monograph 14, 1963, p. 42.
%D A059442 Jin Xu and C. K. Wong, Self-complementary graphs and Ramsey numbers I, 
               Discrete Math., 223 (2000), 309-326.
%H A059442 Stanislaw Radziszowski, <a href="http://www.combinatorics.org/Surveys/
               ">Small Ramsey Numbers.</a>
%e A059442 Array R(n,k), n >= 2, k >= 2, begins
%e A059442 2 3 4 5 6 7 ...
%e A059442 3 6 9 14 18 ...
%e A059442 4 9 18 25 ? ...
%e A059442 5 14 25 ? ...
%Y A059442 Second row gives A000791.
%Y A059442 Sequence in context: A023154 A070820 A031501 this_sequence A014410 A159999 
               A003977
%Y A059442 Adjacent sequences: A059439 A059440 A059441 this_sequence A059443 A059444 
               A059445
%K A059442 nonn,tabl,nice,hard
%O A059442 0,1
%A A059442 N. J. A. Sloane (njas(AT)research.att.com), Feb 01 2001
%E A059442 Next entry is in range 35-41.