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A065558
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Let G_n be the group of invertible 2 X 2 matrices mod n (sequence A000252). a(n) is the maximal degree of an irreducible representation of G_n.
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1
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1, 2, 4, 6, 6, 8, 8, 12, 12, 12, 12, 24, 14, 16, 24, 24, 18, 24, 20, 36, 32, 24, 24, 48
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OFFSET
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1,2
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COMMENTS
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a(n) is multiplicative and for an odd prime p : a(p) = p + 1 . The number of irreducible representations of G_n is in sequence A062354.
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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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Dan Fux (dan.fux(AT)OpenGaia.com or danfux(AT)OpenGaia.com), Nov 29 2001
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STATUS
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approved
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