%I
%S 1,0,0,1,0,0,0,1,0,0,1,1,0,0,1,0,0,0,1,0,0,1
%N Expansion of Prod((1+x^(4*i1)),i=1..m) for m = 3.
%C Prod((1+x^(4*i1)),i=1..m) is the PoincarĂ© polynomial for both Sp(2m) and O(2m+1).
%D H. Weyl, The Classical Groups, Princeton, 1946, see p. 238.
%Y Cf. A000700, A147599, A169975, A170956A170965.
%K nonn,fini,full
%O 0,1
%A _N. J. A. Sloane_, Aug 29 2010
