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Search: id:A149266
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| A149266 |
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Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 0), (0, -1, 1), (1, 0, -1), (1, 1, 0)} |
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| 1, 1, 4, 11, 40, 145, 557, 2204, 8878, 36670, 153158, 649421, 2779083, 12009927, 52301065, 229322103, 1011602788, 4485941698, 19989047298, 89445085086, 401786301272, 1811068535817, 8189394966213, 37138317913733, 168865708226573, 769695000793202, 3516190063129191, 16096483440690982
(list; graph; listen)
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