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Search: id:A135122
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| A135122 |
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Numbers such that the digital sum base 2 and the digital sum base 3 and the digital sum base 4 all are equal. |
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+0
1
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| 1, 21, 261, 273, 17748, 17749, 20820, 20821, 65620, 65621, 70740, 70741, 83268, 83269, 86292, 86293, 1066068, 1066069, 1070420, 1135701, 1135893, 1135953, 5326161, 5330001, 5330241, 5330260, 5330261, 5506389, 5525829, 5526801
(list; graph; listen)
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OFFSET
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1,2
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EXAMPLE
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a(2)=21, since ds_2(21)=ds_3(21)=ds_10(21)=3, where ds_x=digital sum base x.
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CROSSREFS
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Cf. A007953, A054899, A131451, A133620, A133900, A134599, A135100, A135110, A135120, A135130.
Sequence in context: A036220 A022649 A125433 this_sequence A045505 A092794 A133717
Adjacent sequences: A135119 A135120 A135121 this_sequence A135123 A135124 A135125
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KEYWORD
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nonn,base
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AUTHOR
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Hieronymus Fischer (Hieronymus.Fischer(AT)gmx.de), Dec 31 2007
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