15 and 290 theorems
= 15 and 290 theorems
{wiki=15_and_290_theorems}
The "15 theorem" and "290 theorem" might refer to specific mathematical theorems or results, but the terminology you've used is not standard in mathematics. To help you better, I would need more context about what these theorems pertain to or which area of mathematics they relate to (e.g., number theory, geometry, algebra, etc.).