# A028211 (b-file synthesized from sequence entry)
0 1
1 34
2 729
3 12614
4 192605
5 2711058
6 36061873
7 460391518
8 5699774949
9 68923376522
10 818303379257
11 9575924656662
12 110774806146733
13 1269639423098626
14 14443439746998081
15 163313818986599246