A163118 Absolute values of the first differences of A163117.
0, 0, 2, 2, 6, 6, 8, 7, 1, 1, 7, 6, 2, 2, 4, 3, 3, 3, 1, 1, 3, 2, 2, 2, 4, 3, 5, 5, 1, 0, 6, 6, 4, 4, 2, 1, 5, 5, 1, 0, 2, 7, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 6, 6, 6, 6, 8, 8, 9, 9, 9, 9, 9, 8, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 4, 4, 4, 4, 5, 5, 6, 6, 7, 7, 7, 7, 8, 7, 2, 2, 1, 1, 1, 1, 0
Offset: 1
Extensions
a(7) and a(8) corrected by R. J. Mathar, Jul 31 2009