61869

Appears in sequences

• Numbers k such that k![14]-2 is prime, where k![14] is the fourteen-fold multifactorial.at n=63A284190
• 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=20A296558
• Expansion of Product_{k>=1} (1 + x^k)^(3^(k-1)).at n=10A343360