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Search: id:A144799
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| A144799 |
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Integers having ideal digital mean to base 4. |
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+0
6
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| 141, 147, 153, 177, 195, 201, 225, 2079, 2109, 2418, 2424, 2508, 2652, 2868, 2892, 2898, 3102, 3126, 3150, 3228, 3282, 3288, 3300, 3312, 3342, 3354, 3366, 3378, 3384, 3426, 3462, 3468, 3474, 3504, 3522, 3528, 3696, 3792, 3846, 3852, 3864, 3912, 3936
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Subset of A031443 and A144798.
These numbers have digital mean dm(b, n) = sigma(i in [1, d]: d_i * 2 - (b - 1)) / (2 * d) = 0, where d is the number of digits in the base b representation of n and d_i the individual digits, for b in [2, 4].
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CROSSREFS
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Cf. A007953, A008591, A031443, A144777, A144798
Sequence in context: A137506 A036192 A045935 this_sequence A045936 A031892 A063373
Adjacent sequences: A144796 A144797 A144798 this_sequence A144800 A144801 A144802
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KEYWORD
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base,easy,nonn
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AUTHOR
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Reikku Kulon (reikku(AT)gmail.com), Sep 21 2008
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EXTENSIONS
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Added accidentally omitted terms. Reikku Kulon (reikku(AT)gmail.com), Sep 24 2008
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