Declension table of ?saptatisaṅkhyāka

Neuter	Singular	Dual	Plural
Nominative	saptatisaṅkhyākam	saptatisaṅkhyāke	saptatisaṅkhyākāni
Vocative	saptatisaṅkhyāka	saptatisaṅkhyāke	saptatisaṅkhyākāni
Accusative	saptatisaṅkhyākam	saptatisaṅkhyāke	saptatisaṅkhyākāni
Instrumental	saptatisaṅkhyākena	saptatisaṅkhyākābhyām	saptatisaṅkhyākaiḥ
Dative	saptatisaṅkhyākāya	saptatisaṅkhyākābhyām	saptatisaṅkhyākebhyaḥ
Ablative	saptatisaṅkhyākāt	saptatisaṅkhyākābhyām	saptatisaṅkhyākebhyaḥ
Genitive	saptatisaṅkhyākasya	saptatisaṅkhyākayoḥ	saptatisaṅkhyākānām
Locative	saptatisaṅkhyāke	saptatisaṅkhyākayoḥ	saptatisaṅkhyākeṣu

Compound saptatisaṅkhyāka -

Adverb -saptatisaṅkhyākam -saptatisaṅkhyākāt