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Search: id:A149302
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| A149302 |
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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), (1, -1, 1), (1, 1, -1), (1, 1, 0)} |
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| 1, 1, 4, 11, 46, 172, 750, 3120, 14087, 61571, 284436, 1281379, 6008651, 27633271, 130944600, 611154458, 2918673524, 13771848825, 66164267793, 314806106581, 1519581215764, 7277197766203, 35261251918970, 169741515939425, 825046304792297, 3988381669094450, 19436472354360319, 94285252643418217
(list; graph; listen)
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