A178272 Number of collinear point 7-tuples in an n X n .. X n 4-dimensional cubical grid.
0, 0, 0, 0, 0, 0, 2080, 26032, 172872, 813072, 3044712, 9667152, 27131344, 68725744, 160984560, 351148064, 725480624, 1421692128
Offset: 1
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