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31
No. II]
MATHEMATICS OF NEMICANDRA. (4) Krti-dhārā (“square series”),
1, 4, 9, 16, ...
or
1, 22, 32, 42 , ... , na, ... (5) Akyti-dhārā (** non-square series "),
2, 3, 5, 6, 7, 8, 10, ... (6) Ghana-dāhrā (" cubic series "),
1, 27, 64, ...
1, 28, 33, 43, ..., 93, ... (7) Aghana-dhārā (“non-cubic series "): If from a series of natural number, the cubic numbers be omitted, we get a series of this kind. (8) Dargamātrkā-dhārā,
1, 2, 3, 4,..., v N. (9) Avargamātrkā-dhāra,
VN+1, vN+2, VN+3, ..., N (10) Ghanamātrkā-dhārā,
1, 2, 3, 4, ...VN (11) Aghanamātrkā-dhārā,
9N+1, N +2, ... N. (12) Dvirūpāvarga-dhārā
4, 16, 256, 65536, ...
or
23, 24, 25, 226, ... 28, ... (13) Doirūpaghana-dhārā,
8, 64, 4096, ...
