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Search: id:A148872
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| A148872 |
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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, 1), (0, 1, 1), (1, -1, -1), (1, 1, -1)} |
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| 1, 1, 3, 8, 29, 95, 371, 1391, 5579, 22515, 93172, 389984, 1660907, 7129259, 30986277, 135626950, 598601472, 2659537838, 11888774528, 53438424419, 241407630975, 1095407211522, 4991553340467, 22831078844323, 104797432694290, 482588831392966, 2228958459777283, 10323814710499352, 47940936376648040
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