*HEADING
EC3ASFE1: EIGENVALUE ANALYSIS OF AN UNCONSTRAINED 1-ELEMENT MESH  [C3D10HS]
*PREPRINT,ECHO=YES,HISTORY=YES,MODEL=YES
*NODE
  1, 0.0, 0.0, 0.0
  2, 2.0, 0.0, 0.0
  3, 2.0, 2.0, 0.0
  4, 0.0, 2.0, 0.0
  5, 0.0, 0.0, 1.0
  6, 2.0, 0.0, 1.0
  7, 2.0, 2.0, 1.0
  8, 0.0, 2.0, 1.0
  9, 1.0, 0.0, 0.0
 10, 2.0, 1.0, 0.0
 11, 1.0, 2.0, 0.0
 12, 0.0, 1.0, 0.0
 13, 1.0, 0.0, 1.0
 14, 2.0, 1.0, 1.0
 15, 1.0, 2.0, 1.0
 16, 0.0, 1.0, 1.0
 17, 0.0, 0.0, 0.5
 18, 2.0, 0.0, 0.5
 19, 2.0, 2.0, 0.5
 20, 0.0, 2.0, 0.5
 21, 1.0, 1.0, 0.0
 22, 1.0, 1.0, 1.0
 23, 1.0, 0.0, 0.5
 24, 2.0, 1.0, 0.5
 25, 1.0, 2.0, 0.5
 26, 0.0, 1.0, 0.5
*ELEMENT,TYPE=C3D10HS, ELSET=EALL
 1, 1,2,3,6,9,10,21,23,18,24
*SOLID SECTION,MATERIAL=A1, ELSET=EALL
*MATERIAL,NAME=A1
*ELASTIC
 3.E6,0.3
*DENSITY
7.5E-4, 
*STEP
*FREQUENCY, eigensolver=lanczos, SIM=NO
9, , ,-1.E7
*OUTPUT,FIELD
*MODAL OUTPUT
*END STEP