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A070995
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Number of nonisomorphic (undirected) Cayley graphs for the group Zp x Zp, where Zp is the elementary Abelian group of order p and p is prime. The sequence is index by primes, though starts with 1.
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0
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OFFSET
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1,2
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COMMENTS
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The formula comes from a cycle index; There is a similar formula for directed Cayley graphs
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REFERENCES
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C. Godsil, On Cayley graph isomorphisms, Ars, Combin., 15:231-246, 1983
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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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STATUS
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approved
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