:term:`SAPT0_E20IND <SAPT0_E20IND (SAPT)>`
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      For SAPT0 only, compute only second-order induction The integrals are computed before any terms, so all integrals will be computed even if they are not needed for the requested term 

      * **Type**: :ref:`boolean <op_c_boolean>`
      * **Default**: false