%I A029831
%S A029831 236364091,131040,1099243323360,12336522153621120,9221121336284413920,
%T A029831 1562118530273437631040,103486260766565509822080,3586400651444203277717760,
%U A029831 77352372210526124884754400,1161399411211600265764157280
%N A029831 Eisenstein series E_24(q) (alternate convention E_12(q)), multiplied 
               by 236364091.
%D A029831 J.-P. Serre, Course in Arithmetic, Chap. VII, Section 4.
%H A029831 <a href="Sindx_Ed.html#Eisen">Index entries for sequences related to 
               Eisenstein series</a>
%o A029831 (PARI) a(n)=if(n<1,236364091*(n==0),131040*sigma(n,23))
%Y A029831 Cf. A006352 (E_2), A004009 (E_4), A013973 (E_6), A008410 (E_8), A013974 
               (E_10), A029828 (E_12), A058550 (E_14), A029829 (E_16), A029830 (E_20), 
               A029831 (E_24).
%Y A029831 Sequence in context: A115343 A046327 A158936 this_sequence A064869 A016824 
               A016860
%Y A029831 Adjacent sequences: A029828 A029829 A029830 this_sequence A029832 A029833 
               A029834
%K A029831 nonn,easy
%O A029831 0,1
%A A029831 N. J. A. Sloane (njas(AT)research.att.com).