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例子
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a(6)=1到a(9)=8集合系统的非同态代表:
6:{{1,2},{1,3},{2,3}}
7: {{1,3},{1,4},{2,3,4}}
8: {{1,2},{1,3,4},{2,3,4}}
{{1,4},{1,5},{2,3,4,5}}
{{2,4},{1,2,5},{3,4,5}}
9: {{1,3},{1,4,5},{2,3,4,5}}
{{1,5},{1,6},{2,3,4,5,6}}
{{2,5},{1,2,6},{3,4,5,6}}
{{1,2,3},{2,4,5},{3,4,5}}
{{1,3,5},{2,3,6},{4,5,6}}
{{1,2},{1,3},{1,4},{2,3,4}}
{{1,2},{1,3},{2,3},{1,2,3}}
{{1,3},{1,4},{3,4},{2,3,4}}
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