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Search: id:A150027
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| A150027 |
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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, -1, 1), (0, 1, 0), (1, 0, 1), (1, 1, -1)} |
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| 1, 2, 5, 19, 74, 298, 1281, 5462, 24099, 108077, 487391, 2236789, 10301023, 47843041, 223735126, 1049895022, 4956915448, 23474704967, 111584020732, 532185167879, 2544210999914, 12197908389471, 58601743861377, 282127456392257, 1360861827426384, 6574796619320823, 31817366089923143, 154187495072008827
(list; graph; listen)
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