# A173498 (b-file synthesized from sequence entry)
1 2
2 9
3 61
4 2194
5 2592601
6 3374954133663
7 5695183504482491594510172
8 16217557574922386301420519886707289378131172220652
9 131504586847961235687181874578063117114329409897566535831366955410641808739121788386036154689297602