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A045121
Numbers n with property that in base 4 representation the numbers of 1's and 3's are 2 and 2, respectively.
+0
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95, 119, 125, 215, 221, 245, 287, 311, 317, 335, 367, 371, 379, 380, 382, 415, 439, 445, 455, 461, 467, 475, 476, 478, 487, 493, 497, 500, 502, 505, 607, 631, 637, 727, 733, 757, 791, 797, 821, 839, 845, 851, 859, 860, 862, 871
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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