The book Shatpanchasika is a branch of Jyotisha Sastra that is reduced into 56 Slokas, as the title suggests. Prithuyasas, the author, is a "chip off the old block" in the sense that he is the son of Varahamihira, the famed astronomer who was one of Vikramaditya's nine jewels. In this little piece, all parts of 'Query' have been handled very skillfully. The author assumes that the reader has a basic understanding of astrology and that the first two chapters of Brihat Jataka have been memorized.
The fact that Pritbuyasas continued his father's line of thinking is evident from the fact that this work has 56 Slokas.
Concerning the sentence "little is stated, much is intended," one is encouraged to examine each phrase in detail; for instance, the first line of this work begins with a genuflection before the Sun—the origin of all things.
It is, nevertheless, correct that the first letter अ of the alphabet stands for Vishnu, Siva, and Brahma, and that the birth of Pranava is now associated with the Sun.
The 56 nations that India is said to be made up of and the 56 Verses of this book appear to be analogous. Anga is the first of the 56 countries, and the chief Anga is represented in the opening line of this composition. Any amount of research on this topic is beneficial and will only help reinforce this science's position in the ocean of knowledge.