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A164156
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Number of binary strings of length n with equal numbers of 0001 and 0011 substrings
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1
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1, 2, 4, 8, 14, 26, 48, 88, 166, 312, 590, 1124, 2140, 4092, 7844, 15060, 28998, 55940, 108124, 209408, 406218, 789272, 1535792, 2992312, 5837488, 11400876, 22289812, 43621496, 85444828, 167507880, 328642084, 645245632, 1267710158, 2492228804
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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