Math Problem Statement

1,3,3,5,5,5,7,7,7,7...的通项公式是什么

Solution

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Math Problem Analysis

Mathematical Concepts

Sequences and Series
Triangular Numbers
Inequalities

Formulas

Triangular number formula: T_k = k(k+1)/2
General term formula for the sequence: a_n = 2k - 1

Theorems

Triangular Number Theorem

Suitable Grade Level

Grades 9-12