35815
domain: N
Appears in sequences
- Numbers k such that k + sum of its prime factors = (k+1) + sum of its prime factors.at n=34A020700
- a(n)=a(n-1)+a(m), where m=2n-2-2^(p+1) and 2^p<n-1<=2^(p+1), for n >= 4.at n=37A050059
- Values of i such that phi(x) = 4i+2 has 4 solutions.at n=14A051479
- Number of Hamiltonian paths in the graph on n vertices {1,...,n}, with i adjacent to j iff |i-j| <= 2.at n=25A069241
- First differences of A115855.at n=20A115856
- a(n) = 74*n^2 - 1.at n=21A158744
- Expansion of Product_{k>=1} (1 - x^(7*k))^56/(1 - x^k)^57 in powers of x.at n=3A282932