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Search: id:A149177
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| A149177 |
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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, 0), (-1, 1, -1), (0, 1, -1), (1, 0, 1)} |
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+0
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| 1, 1, 4, 10, 35, 124, 430, 1647, 6183, 23789, 93982, 369633, 1481709, 5983590, 24232012, 99222087, 407426130, 1680897964, 6975369570, 29010771057, 121164653294, 507700418550, 2132120381475, 8982067396981, 37920761022042, 160429930215705, 680251829388493, 2889238380694213, 12293506617026379
(list; graph; listen)
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