# A050634 (b-file synthesized from sequence entry)
1 1
2 81
3 1681
4 1461681
5 220861461681
6 31071113326220861461681
7 36510705834446371569631071113326220861461681
8 268496773864458678522722709023395604054900436510705834446371569631071113326220861461681