22369625

Appears in sequences

• a(0) = 3, a(1) = 5, a(2) = 1, and a(n) = (2^(1 + n) - 11*(-1)^n)/3 for n > 2.at n=25A115335
• a(n) = (4^n + 11)/3.at n=13A163868
• a(n) + a(n+1) = 2^n for n >= 0 with a(0) = 4.at n=26A352692