A104434 Number of ways to split 1, 2, 3, ..., 8n into n arithmetic progressions each with 8 terms.
1, 1, 2, 4, 10, 20, 56, 116, 321, 739, 1881, 4200, 12776, 28528, 74020, 179197, 492839, 1146192
Offset: 0
Extensions
a(0), a(10)-a(17) from Alois P. Heinz, Nov 18 2020