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香港三國論壇 > 天水城 > 推理遊戲10 - 數列


發表者: Pearltea Apr 5 2016, 03:22
Try to find the next number in sequence in simple math operations. 

Note: There could be multiple formulas that will fit the finite series
  • 23, 45, 89, 177, ?
  • 27, 82, 41, 124, 62, 31, 94, 47, 142, 71, 214, 107, ?
  • 126, 63, 190, 95, 286, 143, 430, 215, 646, 323, 970, ?
  • 4, 7, 15, 29, 59, 117, ?
  • 4, 4, 341, 6, 4, 4, 6, 6, 4, 4, 6, 10, 4, 4, 14, 6, 4, 4, 6, 6, 4, 4, 6, 22, 4, 4, 9, 6, ?

發表者: Caesar Apr 5 2016, 13:10
31, ? , 31 , 30 , 31 , 30 , 31 , 31 , 30 , 31 , 30 , 31

發表者: 雞仔嘜 Apr 5 2016, 17:20
353, 322, 485, 235

發表者: willyho Apr 7 2016, 06:40
1. 353
2. 322
3. 485
4. 235

發表者: 呂抗 Apr 9 2016, 23:22
353
322
485
235
4???

發表者: 吳超 Apr 10 2016, 21:39
1. 353
2. 322
3. 485
4. 235
5. 4

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