perplexus.info :: Sequences : Cool sequence 2

Cool sequence 2 (Posted on 2003-05-07)

Here is a cool sequence.

1,10,101,1020,10301,______,_______...

What numbers go in the two blanks?

See The Solution Submitted by Tim Axoy

Rating: 4.3077 (13 votes)

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

Solution?

| Comment 2 of 16 |

The pattern seems to be:
f(n)= 10*f(n-1) + f(n-2)

Therefore the next two in the series are:
104,030 & 1,050,601.

Posted by Chris on 2003-05-07 08:53:31

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