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