Declension table of ?saptasaptin

Masculine	Singular	Dual	Plural
Nominative	saptasaptī	saptasaptinau	saptasaptinaḥ
Vocative	saptasaptin	saptasaptinau	saptasaptinaḥ
Accusative	saptasaptinam	saptasaptinau	saptasaptinaḥ
Instrumental	saptasaptinā	saptasaptibhyām	saptasaptibhiḥ
Dative	saptasaptine	saptasaptibhyām	saptasaptibhyaḥ
Ablative	saptasaptinaḥ	saptasaptibhyām	saptasaptibhyaḥ
Genitive	saptasaptinaḥ	saptasaptinoḥ	saptasaptinām
Locative	saptasaptini	saptasaptinoḥ	saptasaptiṣu

Compound saptasapti -

Adverb -saptasapti