# A046248 (b-file synthesized from sequence entry)
1 0
2 1
3 8
4 2744
5 4913000
6 6128487
7 10618986392
8 13481272000
9 23300532400328
10 23716588941891
11 29138498659648
12 51186306590680184
13 52171080143896000
14 63936660906500032
15 112455476846227241000
16 112609104493770863343