2. 5, 10, 17, 26, 37, 50. What is the 100th number of the sequence

2. 5, 10, 17, 26, 37, 50. What is the 100th number of the sequence

The first number is written as: 2 = 1 + 1; the second number is written as: 5 = 1 + (1 + 3); the third number is written as: 10 = 1 + (1 + 3 + 5); the fourth number is written as: 17 = 1 + (1 + 3 + 5 + 7); the fifth number is written as: 26 = 1 + (1 + 3 + 5 + 7 + 9); the sixth number is written as: 37 = 1 + (1 + 3 + 5 + 7 + 9 + 11); the seventh number is written as: 50 = 1 +