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A085646 Sum of the entries in the character table of the group GL(2,Z_n). +0
1
1, 5, 24, 52, 120, 120, 336, 496, 654, 600, 1320, 1248, 2184, 1680, 2880 (list; graph; listen)
OFFSET

1,2

FORMULA

For an odd prime p : a(p) = p*(p^2-1).

CROSSREFS

Cf. A000252, A062354, A053191.

Sequence in context: A030766 A063143 A006145 this_sequence A121546 A135703 A101147

Adjacent sequences: A085643 A085644 A085645 this_sequence A085647 A085648 A085649

KEYWORD

mult,nonn

AUTHOR

Yuval Dekel (dekelyuval(AT)hotmail.com), Jul 11 2003

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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