`*HEADING
360 DEGREES MODEL CORRESPONDING TO 1X2 MESH OF CPE4R ELEMENTS
*PREPRINT, ECHO=YES, MODEL=YES, HISTORY=YES
*NODE
      1,        -12.5,      21.6506
      2,     -21.6506,         12.5
      3,     -8.66025,           5.
      4,          -5.,      8.66025
      5,         -20.,       34.641
      6,      -34.641,          20.
      7,         -25.,  6.39488E-15
      8,         -10.,  1.42109E-15
      9,         -40.,  1.13687E-14
     10,     -21.6506,        -12.5
     11,     -8.66025,          -5.
     12,      -34.641,         -20.
     13,        -12.5,     -21.6506
     14,          -5.,     -8.66025
     15,         -20.,      -34.641
     16,           0.,         -25.
     17,           0.,         -10.
     18,           0.,         -40.
     19,         12.5,     -21.6506
     20,           5.,     -8.66025
     21,          20.,      -34.641
     22,      21.6506,        -12.5
     23,      8.66025,          -5.
     24,       34.641,         -20.
     25,          25.,           0.
     26,          10.,           0.
     27,          40.,           0.
     28,      21.6506,         12.5
     29,      8.66025,           5.
     30,       34.641,          20.
     31,         12.5,      21.6506
     32,           5.,      8.66025
     33,          20.,       34.641
     34,           0.,          25.
     35,           0.,          10.
     36,           0.,          40.
*ELEMENT, TYPE=CPE4R
1, 1, 2, 3, 4
2, 2, 1, 5, 6
3, 2, 7, 8, 3
4, 7, 2, 6, 9
5,  7, 10, 11,  8
6, 10,  7,  9, 12
7, 10, 13, 14, 11
8, 13, 10, 12, 15
9, 13, 16, 17, 14
10, 16, 13, 15, 18
11, 16, 19, 20, 17
12, 19, 16, 18, 21
13, 19, 22, 23, 20
14, 22, 19, 21, 24
15, 22, 25, 26, 23
16, 25, 22, 24, 27
17, 25, 28, 29, 26
18, 28, 25, 27, 30
19, 28, 31, 32, 29
20, 31, 28, 30, 33
21, 31, 34, 35, 32
22, 34, 31, 33, 36
23, 34,  1,  4, 35
24,  1, 34, 36,  5
*ELSET, ELSET=EALL, GENERATE
1,24,1
*NSET, NSET=NBC
3,  4,  8, 11, 14, 17, 20, 23, 26, 29, 32, 35
*SOLID SECTION, ELSET=EALL,MATERIAL=MAT
1., 
*MATERIAL,NAME=MAT
*ELASTIC
10E8,0.3
*DENSITY
100, 
*STEP
*FREQUENCY,EIGENSOLVER=LANCZOS, SIM=NO
10,
*OUTPUT, FIELD, FREQUENCY=0
*END STEP