Declension table of ?arthapañcaka

Neuter	Singular	Dual	Plural
Nominative	arthapañcakam	arthapañcake	arthapañcakāni
Vocative	arthapañcaka	arthapañcake	arthapañcakāni
Accusative	arthapañcakam	arthapañcake	arthapañcakāni
Instrumental	arthapañcakena	arthapañcakābhyām	arthapañcakaiḥ
Dative	arthapañcakāya	arthapañcakābhyām	arthapañcakebhyaḥ
Ablative	arthapañcakāt	arthapañcakābhyām	arthapañcakebhyaḥ
Genitive	arthapañcakasya	arthapañcakayoḥ	arthapañcakānām
Locative	arthapañcake	arthapañcakayoḥ	arthapañcakeṣu

Compound arthapañcaka -

Adverb -arthapañcakam -arthapañcakāt