Endings of the definite article

1
Endings of the definite article
maculine feminine neuter Plural
Nominative -r -e -s -e
Accusative -n -e -s -e
Dative -m -r -m -n

• Those endings apply to the definite article (der)
  and the so called der-words
• Dieser, jeder, welcher, mancher

2
Endings of the indefinite article
masculine feminine neuter Plural
Nominative -- -e -- -e
Accusative -n -e -- -e
Dative -m -r -m -n

• Those endings apply to the indefinite article
  (ein), to its negation (kein), and to possessive
  adjectives (mein, etc.).