login
A135126
Numbers such that the digital sums in bases 3, 4, 5 and 6 all are equal.
1
1, 2, 188, 668, 908, 1388, 1628, 2170, 2171, 2830, 2831, 3908, 4330, 4331, 6490, 6491, 8650, 8651, 10390, 10391, 10629, 12792, 12793, 12794, 17110, 17111, 17290, 17291, 25930, 25931, 36312, 36313, 36314, 37812, 37813, 37814, 41532, 41533, 41534
OFFSET
1,2
LINKS
EXAMPLE
a(3)=188, since ds_3(188)=ds_4(188)=ds_5(188)=ds_6(188)=8, where ds_x=digital sum base x.
MATHEMATICA
Select[Range[3000], Total[IntegerDigits[#, 3]] == Total[IntegerDigits[#, 4]] == Total[IntegerDigits[#, 5]] == Total[IntegerDigits[#, 6]] &] (* G. C. Greubel, Sep 27 2016 *)
KEYWORD
nonn,base
AUTHOR
Hieronymus Fischer, Dec 31 2007
STATUS
approved