25937424611
domain: N
Appears in sequences
- Number of equivalence classes of n-valued Post functions of 1 variable under action of complementing group C(1,n).at n=10A056665
- a(n) = n^(n-1) + n - 1.at n=10A173235
- a(n) = 11^n + n.at n=10A226737
- a(n) = Sum_{k=1..n} gcd(k,n)^(k-1).at n=10A342370
- a(n) = Sum_{k=1..n} k^(gcd(k,n) - 1).at n=10A342394
- a(n) = Sum_{k=1..n} gcd(k,n)^(n-1).at n=10A342433
- a(n) = Sum_{k=1..n} gcd(k,n)^(gcd(k,n) - 1).at n=10A342436
- a(n) = Sum_{d|n} phi(n/d) * (-n)^(d-1).at n=10A382998