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%I #9 Oct 21 2020 22:37:54
%S 5,-1,7,-3,9,-5,11,-7,13,-9,15,-11,17,-13,19,-15,21,-17,23,-19,25,-21,
%T 27,-23,29,-25,31,-27,33,-29,35,-31,37,-33,39,-35,41,-37,43,-39,45,
%U -41,47,-43,49,-45,51,-47,53,-49,55,-51,57,-53,59,-55,61,-57,63,-59,65,-61,67
%N a(n) = A144433(n) - A106833(n).
%H <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (-1,1,1).
%F a(n) = A118402(n+3).
%F From _R. J. Mathar_, Apr 08 2009: (Start)
%F G.f.: x*(5+4*x+x^2)/((1-x)*(1+x)^2).
%F a(n) = -a(n-1) + a(n-2) + a(n-3).
%F (End)
%Y Cf. A118402, A106833, A144433.
%K sign
%O 1,1
%A _Paul Curtz_, Mar 21 2009
%E Edited and extended by _R. J. Mathar_, Apr 08 2009
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