# A275031 (b-file synthesized from sequence entry)
1 1
2 6
3 46
4 570
5 11624
6 421793
7 26631796
8 2976710318
9 583268028453
10 200678789857876
11 121566258532250545
12 129693591124665273124
13 243968254768827185678164