50159

Properties

Appears in sequences

• Number of graphs with n nodes and n-2 edges.at n=13A001430
• Primes of the form 13*n^2+3*n+1.at n=29A176783
• Minimal order of degree-n irreducible polynomials over GF(11).at n=30A218359
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n)^2, where a(0) = 2, a(1) = 4, b(0) = 1, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=15A296249
• G.f. A(x) satisfies: 1 = Sum_{n>=0} (-x)^n * A(x)^n * (1 - (-x)^(n+1))^(n+1).at n=11A351633
• Smallest primitive prime factor of 11^n-1.at n=30A379644
• Prime numbersat n=5152