Object-oriented mathematics
Triangle: You can see that the integer formed by a circle and a triangle is a series with a tolerance of 1. The first set of two circles plus three triangles is five numbers, and the second set is six. Analogy to 56789101121314. It's time to start this graph with two circles and 13 triangles. 100-95=5 is the fifth in this 15 diagram, which is a triangle.