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Search: id:A148996
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| A148996 |
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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, 0, 0), (0, -1, 1), (1, -1, 1), (1, 0, 1), (1, 1, -1)} |
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+0
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| 1, 1, 3, 9, 33, 119, 454, 1779, 7152, 29311, 122013, 514390, 2192976, 9435593, 40927132, 178767188, 785677788, 3471969333, 15417894851, 68766083151, 307921250078, 1383758689713, 6238746051177, 28211698413079, 127923279261484, 581519329356110, 2649655569254817, 12099042388429222, 55358244255747829
(list; graph; listen)
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