0,4

B. H. Gross, Groups over Z, Invent. Math., vol. 124, pp. 263-279 1996.

Sequence in context: A156844 A145207 A028518 this_sequence A156409 A036527 A032747

Adjacent sequences: A018231 A018232 A018233 this_sequence A018235 A018236 A018237

nonn,more

N. J. A. Sloane (njas(AT)research.att.com).