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Search: id:A149306
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| A149306 |
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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, 1), (-1, 1, 1), (1, 0, -1), (1, 0, 1)} |
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+0
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| 1, 1, 4, 11, 48, 157, 711, 2559, 11846, 45183, 212143, 840277, 3984616, 16205687, 77410374, 321065635, 1542228908, 6494244945, 31332380867, 133546094665, 646603376846, 2783426236771, 13516256002852, 58666741189805, 285582656349044, 1248296193322585, 6089197321956135, 26777517944746803
(list; graph; listen)
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