43551

Appears in sequences

• Fibonacci sequence beginning 3, 15.at n=18A022381
• Number of parts in all partitions of n in which no part occurs more than 3 times.at n=35A117148
• Solution of the complementary equation a(n) = 2*a(n-2) + b(n-1), where a(0) = 1, a(1) = 3, b(0) = 2, and (a(n)) and (b(n)) are increasing complementary sequences.at n=25A295066