Twisted Stairs

Mandelbulb 3D.
Based on tutorial by Fiery-fire [link]

Mandelbulb3Dv17{
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.......................................Wn02........Y./..................I.2.....
.................M.1/....6.CZ...M7....E2.....cYq13vma8cD/..........c./...w1.OaNa
z.U0LD0D1E../..........wz........................................y1...sD...../..
.w1...sD7wH06pZyKwX0vGAOwyJlyMKAh0EDwTiDjUkfxRi66vPqeqoWfZm3zg1o1ddGQDgDcMeUpaWo
bv9Mmn7jHuglyKhp3/1huPlD......2XX2............kD.2....sD..kz....................
..............................ORg..Cql0.EP59.UqRg...sl0.MW59..HSg...............
......................6U.0.R.68......c0...EK....Z/...63...EE....7/...o1....UJE32
..Ef.iBgr/ceYF1U.....0....6.lc..zzzz.g5MarH7iXyDWra4dabdnz1...........EA8.klLS4.
QvM93P58izPmeLISw7kxz0........../6U0.wzzz1................................E.0c..
zzzz.................................2U.8.kzzzD.................................
/6U0.wzzz1...................................sYHC/.sU06.eeWupa1.j9Df.EJJC0MQ.wAq
F1.mx7O9D..sU06.Qs5g....U18U..bTk0....Cc.0.ly/9....sU06.Mw5g....U18U.kqTk0....Cc
.0.kz/9....sU06....g....eeWupa1.IJZX.45.wy5g.....U5QmY1CtM1Oic4Qb/kLWZrLi3KPZB5Q
E....6....E.....2....A....EEh3aSdtqNU6oPs/UQ..........................k/9.......
..........UaNaNaNaNwz0..................kz1.....................................
................................................................................
.....................2.....3....1....wZIjFLMoJ4.................................
4MU/........................../k........I.2........0./..........................
................................................................................
................................}