perplexus.info :: Sequences : Interesting Sequence (5)

Interesting Sequence (5) (Posted on 2004-11-07)

1, 3, 5, 7, 9, 15, 17, 21, 27, __, __, __, ...

What are the next three numbers in this sequence?

See The Solution Submitted by SilverKnight

Rating: 4.3333 (6 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

Different concept to other posts

| Comment 4 of 8 |

I see this as 3 'sequences'.

1,7,17,31 .. intervals being 6,10 & 14

3,9,21,39 .. intervals being 6,12 & 18

and

5,15,27,41.. intervals being 10,12 & 14

I fill the gaps with 31,39 and 41

Posted by brianjn on 2004-11-10 20:25:09

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