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%I #13 Aug 27 2018 01:57:54
%S 3,7,11,12,15,16,20,21,22,25,26,30,31,35,40,41,45,50,52,56,60,61,65,
%T 70,71,75,80,90,101,102,105,106,110,111,115,120,121,125,130,140,150,
%U 151,155,160,170,200,201,205,210,220,250,300
%N Numbers that are the sum of three numbers from the set {1, 5, 10, 20, 50, 100}.
%e sum, n1..n6 (from _Zak Seidov_):
%e 3, 3,0,0,0,0,0,
%e 7, 2,1,0,0,0,0,
%e 11, 1,2,0,0,0,0,
%e 12, 2,0,1,0,0,0,
%e 15, 0,3,0,0,0,0,
%e 16, 1,1,1,0,0,0,
%e 20, 0,2,1,0,0,0,
%e 21, 1,0,2,0,0,0,
%e 22, 2,0,0,1,0,0,
%e 25, 0,1,2,0,0,0,
%e ...
%t Union[Total/@Tuples[{1,5,10,20,50,100},{3}]] (* _Harvey P. Dale_, Jan 11 2011 *)
%Y Cf. A124146, A135454.
%K easy,fini,full,nonn
%O 1,1
%A _Julie Jones_, Feb 13 2008
%E Edited by _N. J. A. Sloane_, Feb 18 2008