A273697 Number of 10-ary heaps on n elements.

1, 1, 1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 3628800, 19958400, 159667200, 1556755200, 17435658240, 217945728000, 2988969984000, 44460928512000, 711374856192000, 12164510040883200, 221172909834240000, 2322315553259520000, 34060628114472960000

Offset: 0

Author

Alois P. Heinz, May 28 2016

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..470
• Wikipedia, D-ary heap

Crossrefs

Column k=10 of A273693.