229866domain: NAppears in sequencesa(n) = lcm(n, Fibonacci(n)).at n=20A014965Fibonacci sequence beginning 0, 21.at n=21A022355a(n) = n*Fibonacci(n).at n=21A045925Duplicate of A045925.at n=21A116562Analog of A060410 for the 5x+1 problem (cf. A133419).at n=13A133424a(n) = n*Fibonacci(n) + ((-1)^n + 1)/2.at n=21A324129