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A162919
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Number of reduced words of length n in Coxeter group on 50 generators S_i with relations (S_i)^2 = (S_i S_j)^3 = I.
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0
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1, 50, 2450, 118825, 5762400, 279417600, 13548901800, 656982748800, 31856924131200, 1544734021723200, 74903753688422400, 3632063667308697600, 176117828998315276800, 8539908033612366028800, 414097934532557674291200
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OFFSET
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0,2
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COMMENTS
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The initial terms coincide with those of A170769, although the two sequences are eventually different.
Computed with MAGMA using commands similar to those used to compute A154638.
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LINKS
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FORMULA
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G.f.: (t^3 + 2*t^2 + 2*t + 1)/(1176*t^3 - 48*t^2 - 48*t + 1)
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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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