The number which best completes the sequence below is: 1, 5, 17, 53, 161, ?
480. 485. Each term is 2 more than 3 times the one before it. More explicitly, for n ≥ 0, the n-th term in the sequence is a_n = 2·3ⁿ – 1. So a_0 = 2·3⁰ – 1 = 2·1 – 1 = 1, a_1 = 2·3¹ – 1 = 2·3 – 1 = 5, […]
The number which best completes the sequence below is: 1, 5, 17, 53, 161, ? Read More »
