One day, one decomposition
A072502: Numbers that are run sums (trapezoidal, the difference between two triangular numbers) in exactly 3 ways
3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A072502.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A072502.html
#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #numbers #run #sums #trapezoidal #triangular #graph #threejs #webGL

