// time = 0.201 seconds data[52]:=[* <52, 1, 1, [ -1, 1 ], 0, [ <2, x>, <3, x>, <5, x - 2>, <7, x + 2>, <11, x + 2>, <13, x + 1>, <17, x - 6>, <19, x + 6> ]> *];