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Sequence 1 (Posted on 2003-06-27) Difficulty: 4 of 5
What are the next 5 digits in the following series?

10101000101000101000

  Submitted by Ravi Raja    
Rating: 2.4000 (5 votes)
Solution: (Hide)
10000 is the answer. The series begins with the number 3, and continues through 22, giving a 1 for each prime number, and a 0 for each number that is not prime.
Of the last 5 numbers (23-27), only 23 is prime.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionExplanation to Puzzle Answer K Sengupta2022-08-27 00:27:00
QuestionArbitrary.Vee-Liem Veefessional2010-03-25 02:22:12
AnswerK Sengupta2008-03-20 09:55:14
Not looking at the solutionDan Porter2004-01-20 10:49:19
I Think I Got ItKevin Steele2003-07-02 11:15:02
solutionbecca2003-06-28 23:58:58
The easy wayGamer2003-06-28 06:35:06
ThinksDJ2003-06-27 06:02:56
Some Thoughtsa minimal approachCheradenine2003-06-27 05:44:27
re: Is the problem right?Ravi Raja2003-06-27 05:22:24
Is the problem right?Bryan2003-06-27 05:14:17
Wild guessEnder2003-06-27 04:14:58
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