%I A014806
%S A014806 1,20,190,1160,5225,18924,58350,158840,391020,886540,1877676,
%T A014806 3753640,7140485,13014240,22846170,38794448,63969485,102744780,
%U A014806 161143180,247386480,372472353,550858280,801535160,1148976360
%N A014806 Expansion of Jacobi theta constant (theta_2/2)^20.
%Y A014806 Sequence in context: A000144 A047645 A010936 this_sequence A022615 A061180 
               A125383
%Y A014806 Adjacent sequences: A014803 A014804 A014805 this_sequence A014807 A014808 
               A014809
%K A014806 nonn
%O A014806 0,2
%A A014806 N. J. A. Sloane (njas(AT)research.att.com).