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More Missing Numbers (Posted on 2003-08-06) Difficulty: 1 of 5
What are the next numbers in this sequence?

1,3,12,60,360,2520,...

  Submitted by Jonny Doe    
Rating: 2.0000 (10 votes)
Solution: (Hide)
Starting with S1 = 1, each term is found by:
Sn = (Sn-1)(n+1) So, we get:
S1 = 1
S2 = 1 × 3 = 3
S3 = 3 × 4 = 12
S4 = 12 × 5 = 60
S5 = 60 × 6 = 360
S6 = 360 × 7 = 2520
S7 = 2520 × 8 = 20160
S8 = 20160 × 9 = 181440
That gives the next two terms of the sequence as 20160 and 181440.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
No SubjectHudson Browne2020-04-04 08:52:08
SolutionSolutionK Sengupta2007-03-05 12:03:08
Solutionnext 3CharleyA.2007-01-22 19:19:05
SolutionsolutionNathan2003-09-05 18:17:00
SolutionFreddy Grants2003-08-06 12:43:43
SolutionNo SubjectMurugappan2003-08-06 11:53:28
SolutionPrevious numbersnikki2003-08-06 04:42:45
No SubjectJay2003-08-06 02:32:29
SolutionSolutionLewis2003-08-06 00:31:51
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