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A190794
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Number of two-sided n-step prudent walks ending at the northeast corner of their boxes, avoiding two consecutive west steps and south steps.
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0
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1, 2, 4, 10, 24, 56, 130, 306, 726, 1726, 4106, 9784, 9784, 23356, 55826, 133550, 319716, 765906, 1835856
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OFFSET
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1,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn,walk,more
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AUTHOR
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STATUS
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approved
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