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Search: id:A149120
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| A149120 |
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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, 0), (-1, 0, 0), (0, -1, 1), (1, -1, -1), (1, 1, 0)} |
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+0
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| 1, 1, 4, 9, 32, 103, 361, 1307, 4792, 18033, 68631, 265451, 1034256, 4083197, 16204618, 64889975, 261337858, 1058251013, 4309632977, 17616277293, 72364546556, 298151009423, 1233408725210, 5115914210353, 21288345954796, 88803907834511, 371383647629043, 1556761843796677, 6538881650516046
(list; graph; listen)
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