Question

What will be next number after 1490in 6,17,50,149

Answer 1

Answer:

6, 17, 50, 149, 446, 1337

Step-by-step explanation:

(6*2) + (6-1) = 17

(17*2) +(17-1) = 50

(50*2) + (50-1) = 149

(149*2) + (149-1) = 446

(446*2) + (446-1) = 1337