# A011808 (b-file synthesized from sequence entry)
1 2
2 13
3 299
4 19318
5 3167606
6 1216716022
7 1016289045634
8 1729283934497328
9 5667546539054689443
10 34105149235238728913664
11 361714725652426571177689094
12 6527156272709807559816283769206