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Search: id:A148875
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| A148875 |
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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, 1), (-1, 1, 1), (0, 1, -1), (1, -1, 0), (1, 0, 0)} |
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+0
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| 1, 1, 3, 8, 29, 104, 405, 1634, 6788, 28922, 125559, 554058, 2474920, 11188064, 51025586, 234609810, 1086430868, 5061096381, 23702973326, 111544459533, 527097647852, 2500077258967, 11898645626830, 56798990784424, 271874618573959, 1304627798728260, 6274476702322705, 30238642580810987
(list; graph; listen)
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