49313

Appears in sequences

• Number of simple connected graphs with n nodes that are planar and have no subgraph isomorphic to bull graph.at n=10A243558
• Solution of the complementary equation a(n) = a(n-1) + 2*a(n-2) + b(n-1), where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4, and (a(n)) and (b(n)) are increasing complementary sequences.at n=14A295148
• a(n) is the smallest positive integer m such that 2^n appears as the denominator of a semiconvergent to sqrt(m).at n=19A338320