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Search: id:A149119
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| A149119 |
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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, -1), (-1, 0, 1), (0, -1, 0), (1, 1, 0)} |
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| 1, 1, 4, 9, 32, 103, 361, 1291, 4776, 17539, 67577, 255967, 1001804, 3907961, 15484786, 61440637, 246958922, 990680625, 4026610245, 16324121493, 66857579486, 273568388471, 1127916470190, 4647900956921, 19282067260636, 79920524162991, 333276886331913, 1388649016525857, 5815906328368270
(list; graph; listen)
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