Making spheres with squares

From th original params of one of my masters, lenord [link]
My params:
Mandelbulb3Dv17{
Q.....9/...61...s4...2.....9UlWwIMp6.9tZga5KM40kJVj0eKssIzXsThPf.WPpzCMbvte.KB0k
................................aqpxLqX3N12........Y./.........E.......UK/2.....
.....0.........U/k70/....2E5/...v1...2EC.....AyV.3eEK8bD/................w1....6
./....kD12../2UeoP6cNf/tzYUV7YvGyByjsuFVf53iN.A............u1....y1...sD...../..
.w1...sDkqj.1pZHWt1rFuGqpOlRyMz5ceYuWCcDg0V9ZXqf4uPYxPCYwwy9ygmmTvrZtDaD9pL4q.US
EtHvRJrUCU0Vy838v0cTxObD.....yXe/.........UNaNsD.U....sD..kz0...................
.............ckpXm1....E......KRg9..qli.UO5v0.oRg9.srli..W5v0.GSg9..............
..................kz.wzzz1.U..6......A0...EB....U0...o1....F....8/...En....UJl42
...U.0aZczDM6/nzMg2czX6dE1..0c..zrhe.cVoK/nl2xvjQvM93P58iz1...........U.8.UQgk0.
IwUmc2beYz1RdA8E5Exwz0........../6U0.wzzz1................................E.0c..
zzzz.................................2U.8.kzzzD.................................
/6U0.wzzz1...................................UTVR..y3q/.zz/k.1A..1Ak.szDsnwF.UDn
5/EzThdht0kaqa9.Qs5y3q/.sLM5..bTsLM5.UTVR..lyVTVR..y3q/.Mw5y3q/.sLM5.kqTsLM5.UTV
R..kzVTVR..y3q/....y3q/.zz/k.1A.yz1yAT2.xzpaqa9.................................
E....I....k.....2....A....EEh3aSdtqNU6oPs/UQ..........................k/9.......
..........ED8QxckpXzzAnAnAnAnAxDmqtvbOwGzz1........../..........................
................................................................................
.....................2.....3....A....oINiRKNmhoPXV4.dtqNl.......................
.....MU/4MU/4........2lBb8N....EaNaNaNaNKzHnAnAnAnAxzIv8AJJJJJyD.......UK/2.....
..cJ./.......................................94E........kzXaNaNaNaN../..........
................................4....E/...U.....TNoPgFKOiR4JZFbQVB1N............
..........U.0............................/2........4./........zDbyP39ekj3.2.....
...wz..........E................................................................
..........................................U/....I....6....kL/pKMuZaPb7oPs/......
......................k/.............................XJCoWgRyyuD................
................................................................................
.....................................................2.....3..../....wZFgZ4QMdpM
................................0............................42EOaNaNaNady9.....
...wz.........................................................................zj
........kz1.....................................................}