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# Index – O

odd_subgroups() (sage.modular.arithgroup.arithgroup_perm.EvenArithmeticSubgroup_Permutation method) OddArithmeticSubgroup_Permutation (class in sage.modular.arithgroup.arithgroup_perm) | one_odd_subgroup() (sage.modular.arithgroup.arithgroup_perm.EvenArithmeticSubgroup_Permutation method) order() (sage.modular.arithgroup.arithgroup_generic.ArithmeticSubgroup method)

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