Find the rules 1,2,2,5,3,8, [], []

Divide into two groups
1,2,3,（4）.
2,5,8,（11）.
1,2,2,5,3,8,[4 ],[ 11]

RELATED INFORMATIONS

1. Find the rule: 4 / 3 1 8 / 9 () 4 / 5 How to fill in?
2. Find the rule: 0,1,6,7,12,13,18,19, (), ()
3. What's 18.38 N and 78.59 e
4. Detailed explanation of number reasoning 78,38,18,10,4, () 78,38,18,10,4,() Four alternative answers 2,1,4,3
5. 1999! + 1 is prime or composite
6. 1. What are the rules between them? What are the rules between them?
7. According to 1 / 2 = 1 / 5 + 3 / 10, 1 / 3 = 1 / 7 + 4 / 21, 1 / 4 = 1 / 9 + 5 / 36, how to write 1 / 9 = 1 / () + 10 / (), 1 / 8 = 1 / () + 9 / (),
8. Simple calculation (- 98) * (- 0.125) + 98 * 1 / 8 * (- 4 / 7) (- 1 / 12-1 / 36 + 3 / 4-1 / 6) * (- 36) - 19 and 24 / 25 * (- 5)
9. The sum of the two addends is 98. One addend increases by 7.36 and the other decreases by 5.5. What is the sum?
10. (1) (- 1 / 12-1 / 36 + 3 / 4-1 / 6) * (- 48) (2) - 3 / 17 △ 3 * (17 / 5)) (3) - 5 ÷ (- 1 and 2 / 7) * 4 / 5 * (- 2 and 1 / 4) / 7 (4) - 2 of 13 * 3-0.34 * 2 of 7 + 1 of 3 * (- 13) - 5 of 7 * 0.34 (5) (- 1 / 6) / (2 / 3 1-3 / 3 2 + 1 / 15 4)
11. Find the rule 2, 3, 5? 8
12. Find the rules! 1,3,8,19,42 (), ()
13. In the one minute rope skipping competition, the average number of Xiaohong's two jumps is 130. To make the average number of three jumps 135, how many times should she jump for the third time?
14. In a one minute rope skipping competition, the scores of 12 students are as follows: 122.119.115.110.108.105.102.100.98.97.96.88, the median is 103.5 The average is 105. Why is the average larger than the median
15. In a one minute rope skipping competition, the median score of 11 students is 52, and one student's score is 54. He () is in the top five A sure B possible C impossible
16. The results of the three students in the long jump are: a 4 and 2 / 3 meters, B 4 and 15 / 7 meters, C 4 and 12 / 11 meters. Who is the first?
17. Four students choose to apply for three items of running, high jump and long jump, one for each. There are several ways to apply
18. Four students choose to apply for running, high jump and long jump, one for each. How many ways are there to apply? Why 81?
19. There are 9 students participating in rope skipping competition and 12 students participating in long jump competition. How many students participate in both competitions at most?
20. There are 9 students participating in the rope skipping competition and 12 students participating in the long jump competition. How many students participate in both competitions