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Search: id:A089604
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| A089604 |
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"3-lazy binary" representation of n: to increment, add one to the last digit, then "carry" the rightmost 3 (replace 03->11, 13->21, or 23->31). |
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+0
2
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| 0, 1, 2, 11, 12, 21, 22, 31, 112, 121, 122, 131, 212, 213, 222, 231, 312, 321, 1122, 1131, 1212, 1221, 1222, 1231, 1312, 1321, 2122, 2131, 2212, 2221, 2222, 2231, 2312, 2321, 3122, 3131, 3212, 3221, 11222
(list; graph; listen)
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