%I
%S 2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,
%T 0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,
%U 8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0,2,4,6,8,0
%N Period 5: repeat 2,4,6,8,0.
%C "Cheerleader" sequence: reminiscent of the old cheer, "Two, Four, Six, Eight, Who do we appreciate!".
%F a(n) = 2*[(n+1) mod 5]
%F a(n) = 2*A010874(n+1). O.g.f.: 2(1+2x+3x^2+4x^3)/[(x1)(1+x+x^2+x^3+x^4)].  _R. J. Mathar_, Feb 14 2008
%e a(0) = 2*[(0+1) mod 5] = 2*(1 mod 5) = 2
%t PadRight[{},120,{2,4,6,8,0}] (* _Harvey P. Dale_, Nov 21 2018 *)
%K easy,nonn
%O 0,1
%A _William A. Tedeschi_, Feb 10 2008
