2148007936
domain: N
Appears in sequences
- Number of equivalence classes of n-valued Post functions of 2 variables under action of symmetric group S_2.at n=2A001322
- Number of equivalence classes of 4-valued Post functions of n variables under action of symmetric group S_n.at n=1A056668
- a(n) = n^5*(n^3 + 1)/2.at n=16A168371
- a(n) = n^10*(n^6 + 1)/2.at n=4A170798