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A148011 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, 0, 1), (0, 1, -1), (1, -1, -1)} +0
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1, 1, 2, 3, 8, 15, 44, 101, 338, 849, 2736, 7555, 25254, 73321, 243290, 762927, 2557674, 8162769, 27492592, 92263125, 312597658, 1055555063, 3634419897, 12618793174, 43555825107, 151808509939, 534943761678, 1891289995128, 6664938234011, 23709504232076, 85097685030264, 304700197997170, 1093145659514525 (list; graph; listen)
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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.


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