Results: **2**

#### About one way of determination of **prime** **numbers**

The method of finding **prime** **numbers** without computer calculation is shown. Subsets P1 = {6k1 – 1}, P2 = {6k2 + 1}, Q1 = {6j1 – 1}, Q2 = {6j2 + 1} are considered, where P1 È P2 are all **prime** **numbers** p ≥ 5; Qi are all odd composite **numbers** of such form. Subsets Ai = {ki}, Bi ...

#### How to extract formulas from Pascal's triangle to find all **primes**

... confirmed and the main results of finding its numerical discriminant are given. Exactly, the numerical properties of the truncated Pascal triangle for the direct finding of all **primes** are found.
Sherban V. L.
Pascal triangle, Fibonacci **numbers**, **prime** **numbers**, recurrent sequences
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