1,1

M. A. Harrison and R. G. High, On the cycle index of a product of permutation groups, J. Combin. Theory, 4 (1968), p. 296.

I. Strazdins, On the number of types of l-adic functions (in Russian), Proc. Riga Polytech. Inst. 10, No. 1 (1963), 167-186.

Cf. A000616, A001321-A001324.

Sequence in context: A066789 A103165 A116276 this_sequence A121338 A087043 A126648

Adjacent sequences: A056663 A056664 A056665 this_sequence A056667 A056668 A056669

nonn

Vladeta Jovovic (vladeta(AT)Eunet.yu), Aug 09 2000