A tweak of *GrahamSym's [link]

Mandelbulb ver 1.7.9.3

Params are:

Mandelbulb3Dv17{
Y.....s/....3...w.....M...EH57nQgjJ/.R/Mmzevq./ERnu7uZMH..YJx5aAF.p/.32eTr.EqM.E
................................zsAVpx210/2........Y./..................2/2...5F
..........Ek/....sE2/....6El8...j/....E4.....QCLhUdjZ.kD/.kyUQoD..cI4dkpXk1....E
.7....MD32..02..............................E.2............u1....y1...sD...../..
.wHGiwLDyuCSM7HfPw9wRbT3Y.bty.ubeV4Ub/ljwkyHAo4dEw9zRwz6l0kwy8JoE7212hlD9vlu/pu4
5uPqTlP3r5x5zMNGMPq1FMjD.....0Yef.............kD.2....2E/.kz....................
.............oAnAr1...sD....zU/Sv6.ishX.MZrC0UTSv6.auhX.sgrC0UxSv6UixmsDA....k1.
.....MEUZz1.......kzA......U..6......c3...EB....P0.06c3..U.F....8/...I1.....Snj3
...U.iaZG.UBao/........E..6.rc..zzzz............/wyBIC4OWz1..........2U.8.UQgk0.
IwUmc2beYz1.dA8E5Exwz0........../6U0.wzzz1................................E.0c..
zzzz.................................2U.8.kzzzD.................................
/6U0.wzzz1...................................wzz...Uz16.Xk/..0...yDU..BDz1...wzz
z1Uw8/sz..kzz16.TN3U....zzzz..vJ.yD..wzzz1kVPxzz.0.k.1A.fx3../...1Ak.2MO.0kz.wzz
z1Ulixzz..kzzzD....U./0.zz/6FG1.yzHkqs/.xzZteKA.27LNVpqIX34QZ3X9e/rN.oY9e/rN.sWO
E....I....k.....2....A....EEh3aSdtqNU6oPs/ENoE4.oE4...................k/9.......
..........UNaNaNaN4..dNaNaNaNauDaNaNaNaNkz1.....................................
................................................................................
.....................E.....3....3....2JRVFaQVFrA2/UM.65.mALP....................
..............................zD..........2........wz0....................2.....
......................................................gsym......................
................................/....E/.........TBJOiZ3.oBqPpt4RG/UA.A5.........
........................................kz1........../.........E................
...wz..........E................................................................
..........................................E.....I....Q....EHVtqPr3aQ0J5PW/.IjR5.
..........................U/4M....................A6.dNaNaNaNqyjBnAnAnAnQz9.....
...sz...........................................................................
.....................................................6.....3....4....wpEjt4N7FrM
jJbPo73.........................7YU.06U.......................zD..........2.....
...../..................kz1........../..........................................
........kz1........0./.....GrahamSym/Cmdrchaos.............}