%I A014637
%S A014637 1,7,55,81,189,235,403,469,697,783,1071,1177,1525,1651,2059,2205,2673,
%T A014637 2839,3367,3553,4141,4347,4995,5221,5929,6175,6943,7209,8037,8323,9211,
               9517,
%U A014637 10465,10791,11799,12145,13213,13579,14707,15093,16281,16687,17935
%N A014637 Odd heptagonal numbers (A000566).
%F A014637 G.f.:(-1-13*x^4-14*x^3-46*x^2-6*x)/((x+1)^2*(x-1)^3) [From Maksym Voznyy 
               (voznyy(AT)mail.ru), Aug 11 2009]
%Y A014637 Cf. A000566, A014640, A014773, A014792.
%Y A014637 Sequence in context: A014509 A084065 A043077 this_sequence A062212 A121183 
               A069404
%Y A014637 Adjacent sequences: A014634 A014635 A014636 this_sequence A014638 A014639 
               A014640
%K A014637 nonn
%O A014637 0,2
%A A014637 Mohammad K. Azarian (ma3(AT)evansville.edu)
%E A014637 Extended and description corrected by Patrick De Geest (pdg(AT)worldofnumbers.com)