# A068472 (b-file synthesized from sequence entry)
1 2
2 16
3 496
4 58640
5 26536192
6 45851039232
7 302758305892480
8 7638804476736307712
9 736437724731312162567680
10 271287639195997221896855543808
11 381862430868672544566361613406502912