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A190795
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Number of two-sided n-step prudent walks ending on the top side or the right side of their boxes, avoiding two consecutive west steps and south steps.
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0
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1, 4, 8, 22, 52, 130, 316, 774, 1884, 4588, 11152, 27088, 65730, 159388, 386248, 935496, 2264662, 5479952
(list;
graph;
refs;
listen;
history;
text;
internal format)
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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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