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Search: id:A149248
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| A149248 |
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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, -1), (-1, 0, 0), (1, -1, 0), (1, -1, 1), (1, 1, 0)} |
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+0
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| 1, 1, 4, 11, 38, 127, 469, 1677, 6378, 24095, 93609, 362445, 1436332, 5676421, 22781348, 91416871, 370922058, 1504651077, 6159395169, 25221691069, 103977918900, 428932959075, 1779227261594, 7385144690729, 30792699917314, 128496500238255, 538174185677349, 2255895860083435, 9485551742409292
(list; graph; listen)
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