%I #6 Apr 01 2013 12:07:24
%S 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,2,3,4,5,5,5,5,5,5,5,5,5,
%T 5,5,5,5,5,5,5,5,5,5,5,5,6,7,8,9,10,10,10,10,10,10,10,10,10,10,10,10,
%U 10,10,10,10,10,10,10,10,10,11,12,13,14,15,15,15,15,15,15,15,15,15,15
%N [n/25] + [(n+1)/25] + [(n+2)/25] + [(n+3)/25] + [(n+4)/25].
%F Empirical g.f.: x^21 / ((x-1)^2*(x^20+x^15+x^10+x^5+1)). - _Colin Barker_, Apr 01 2013
%Y Cf. A004524, A093390, A093391.
%K nonn
%O 0,23
%A _Reinhard Zumkeller_, Mar 28 2004
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