Declension table of ?astasaṅkhya

Masculine	Singular	Dual	Plural
Nominative	astasaṅkhyaḥ	astasaṅkhyau	astasaṅkhyāḥ
Vocative	astasaṅkhya	astasaṅkhyau	astasaṅkhyāḥ
Accusative	astasaṅkhyam	astasaṅkhyau	astasaṅkhyān
Instrumental	astasaṅkhyena	astasaṅkhyābhyām	astasaṅkhyaiḥ astasaṅkhyebhiḥ
Dative	astasaṅkhyāya	astasaṅkhyābhyām	astasaṅkhyebhyaḥ
Ablative	astasaṅkhyāt	astasaṅkhyābhyām	astasaṅkhyebhyaḥ
Genitive	astasaṅkhyasya	astasaṅkhyayoḥ	astasaṅkhyānām
Locative	astasaṅkhye	astasaṅkhyayoḥ	astasaṅkhyeṣu

Compound astasaṅkhya -

Adverb -astasaṅkhyam -astasaṅkhyāt