%N 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.
%C The formula comes from a cycle index; There is a similar formula for directed Cayley graphs
%D C. Godsil, On Cayley graph isomorphisms, Ars, Combin., 15:231-246, 1983
%H B. Alspach and M. Mishna, <a href="http://dx.doi.org/10.1016/S0012-365X(02)00319-9">Enumeration of Cayley graphs and digraphs</a>, Discr. Math., 256 (2002), 527-539.
%H M. Mishna, <a href="http://people.math.sfu.ca/~mmishna/PUB/sfu-thesis.pdf">Cayley Graphs </a>
%Y Cf. A049287.
%A _Marni Mishna_, May 18 2002