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A092301
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3^(n^2+2n+1)*Product_{j=1..n} (9^j-1).
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7
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3, 648, 12597120, 20056328248320, 2589682730460637593600, 27088537289801063207068178841600, 22951765904242357263319251737033603284992000, 1575188025865853631043462731239785102397842258177032192000, 8756565436081269687990149660909266003169595871730647160978999995269120000
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OFFSET
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0,1
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COMMENTS
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The order of the p-Clifford group for an odd prime p is a*p^(n^2+2n+1)*Product_{j=1..n} (p^(2*j)-1), where a = gcd(p+1,4).
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LINKS
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MATHEMATICA
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Table[3^(n^2+2n+1) Product[9^j-1, {j, n}], {n, 0, 10}] (* Harvey P. Dale, Jun 23 2013 *)
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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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