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A137342
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Number of rational series having complexity n over the finite field F_2 in two non-commuting variables.
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2
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1, 4, 240, 52032, 37961472, 95557604352, 873176389545984, 30234012628981334016, 4073184753921806027390976, 2164965110784257951109280432128, 4571419424684923104187906920444592128
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OFFSET
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0,2
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LINKS
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FORMULA
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The reference contains a somewhat complicated formula.
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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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