91697

Appears in sequences

• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + 2*b(n-1) + 2*b(n-2), where a(0) = 1, a(1) = 3, b(0) = 2, b(1) = 4.at n=18A294419
• Numbers k such that A(k+1) = A(k) + 3, where A() = A005100() are the deficient numbers.at n=35A317046
• Number of horizontal steps in all peak and valleyless Motzkin meanders of length n.at n=12A378810