*HEADING
ELEMENT TESTED      : C3D20
SECONDARY SURFACE TYPE  : NODE
MAIN SURFACE TYPE : NODE
*PREPRINT, ECHO=YES, MODEL=YES, HISTORY=YES
*NODE
      1,          15.,          15.,           0.
      2,          15.,          15.,          10.
      3,          30., -1.77636E-15,          10.
      4,          30., -1.77636E-15,           0.
      5,           5.,           5.,          10.
      6,          10.,           0.,          10.
      7,          10., -5.20283E-16,           0.
      8,           5.,           5.,           0.
      9, -2.96059E-16,          30.,           0.
     10,   1.4803E-16,          30.,          10.
     11,           0.,          10.,          10.
     12,           0.,          10.,           0.
     13, -2.08113E-15,          50.,           0.
     14, -2.08113E-15,          50.,          10.
     15,          25.,          25.,          10.
     16,          25.,          25.,           0.
     17,          50.,           0.,          10.
     18,          50.,           0.,           0.
     19,          15.,          15.,           5.
     20,         22.5,          7.5,          10.
     21,          30., -1.77636E-15,           5.
     22,         22.5,          7.5,           0.
     23,          10.,          10.,          10.
     24,          7.5,          2.5,          10.
     25,          20.,           0.,          10.
     26,          10.,           0.,           5.
     27,          20.,           0.,           0.
     28,           5.,           5.,           5.
     29,          7.5,          2.5,           0.
     30,          10.,          10.,           0.
     31,          7.5,         22.5,           0.
     32,           0.,          30.,           5.
     33,          7.5,         22.5,          10.
     34,          2.5,          7.5,          10.
     35,           0.,          20.,          10.
     36,           0.,          10.,           5.
     37,          2.5,          7.5,           0.
     38,           0.,          20.,           0.
     39,           0.,          40.,           0.
     40,           0.,          50.,           5.
     41,           0.,          40.,          10.
     42,         12.5,         37.5,          10.
     43,          20.,          20.,          10.
     44,          25.,          25.,           5.
     45,         12.5,         37.5,           0.
     46,          20.,          20.,           0.
     47,         37.5,         12.5,          10.
     48,          40.,           0.,          10.
     49,          50.,           0.,           5.
     50,         37.5,         12.5,           0.
     51,          40.,           0.,           0.
*ELEMENT, TYPE=C3D20, ELSET=EALL
1,  8,  5,  6,  7,  1,  2,  3,  4, 28, 24, 26, 29, 19, 20, 21,
   22, 30, 23, 25, 27
2, 12, 11,  5,  8,  9, 10,  2,  1, 36, 34, 28, 37, 32, 33, 19,
   31, 38, 35, 23, 30
3,  9, 10,  2,  1, 13, 14, 15, 16, 32, 33, 19, 31, 40, 42, 44,
   45, 39, 41, 43, 46
4,  1,  2,  3,  4, 16, 15, 17, 18, 19, 20, 21, 22, 44, 47, 49,
   50, 46, 43, 48, 51
*NSET, NSET=NBC
  5,  6,  7,  8, 11, 12, 24, 26, 28, 29, 34, 36, 37
*NSET, NSET=NSECONDARY
  3,  4,  6,  7, 17, 18, 21, 25, 26, 27, 48, 49, 51
*NSET, NSET=NMAIN
  9, 10, 11, 12, 13, 14, 32, 35, 36, 38, 39, 40, 41
*SURFACE, NAME=SSECONDARY, TYPE=NODE
NSECONDARY,
*SURFACE, NAME=SMAIN, TYPE=NODE
NMAIN,
*SOLID SECTION, ELSET=EALL,MATERIAL=MAT
*MATERIAL,NAME=MAT
*ELASTIC
10E8,0.3
*DENSITY
100, 
*TIE, CYCLICSYM, POSITION=0.5, NAME=TIE1
 SSECONDARY, SMAIN
*CYCLIC SYMMETRY MODEL,N=4
 0,0,0, 0,0,1
*STEP
*FREQUENCY,EIGENSOLVER=LANCZOS, SIM=NO
 12,
*OUTPUT, FIELD, FREQUENCY=0
*END STEP