One day, one decomposition
A209202: Values of the difference d for 3 primes in geometric-arithmetic progression with the minimal sequence {3*3^j + j*d}, j = 0 to 2
3D graph, threejs - webGL https://decompwlj.com/3Dgraph/A209202.html
2D graph, first 500 terms https://decompwlj.com/2Dgraph500terms/A209202.html