161985

Appears in sequences

• Number of solutions to c(1)*prime(3)+...+c(n)*prime(n+2) = 1, where c(i) = +-1 for i>1, c(1) = 1.at n=26A022901
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n) - n, where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=22A296558
• G.f. A(x) satisfies: A(x) = 1 / ((1 + x) * (1 - x * A(x)^3)).at n=10A349299