a(1)=1到a(8)=16集合系统的非同态代表:
{{1}} {{1}{2}} {{2}{12}} {{1}{3}{23}} {{2}{13}{23}}
{{1}{2}{3}} {{1}{2}{3}{4}} {{1}{2}{4}{34}}
{{1}{2}{3}{4}{5}}
.
{{12}{13}{23}} {{13}{23}{123}} {{1}{13}{14}{234}}
{{3}{23}{123}} {{1}{23}{24}{34}} {{12}{13}{24}{34}}
{{1}{3}{24}{34}} {{1}{4}{34}{234}} {{1}{24}{34}{234}}
{{2}{4}{12}{34}} {{2}{13}{24}{34}} {{2}{14}{34}{234}}
{{1}{2}{3}{5}{45}} {{3}{4}{14}{234}} {{3}{4}{134}{234}}
{{1}{2}{3}{4}{5}{6}} {{1}{2}{4}{35}{45}} {{4}{13}{14}{234}}
{{1}{3}{5}{23}{45}} {{1}{2}{34}{35}{45}}
{{1}{2}{3}{4}{6}{56}} {{1}{2}{5}{45}{345}}
{{1}{2}{3}{4}{5}{6}{7}} {{1}{3}{24}{35}{45}}
{{1}{4}{5}{25}{345}}
{{2}{4}{12}{35}{45}}
{{4}{5}{13}{23}{45}}
{{1}{2}{3}{5}{46}{56}}
{{1}{2}{4}{6}{34}{56}}
{{1}{2}{3}{4}{5}{7}{67}}
{{1}{2}{3}{4}{5}{6}{7}{8}}
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