perplexus.info :: Sequences : Provide the next number

Provide the next number (Posted on 2016-09-18)

What follows
46,79,1012,1315,1618, ...?

No Solution Yet Submitted by Ady TZIDON

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that, I guess, was hint enough

Comment 2 of 2 |

1921

The concatenations of the members of two arithmetic series, each with an increment of 3:

4, 7, 10, 13, 16, 19, ...

6, 9, 12, 15, 18, 21, ...

Posted by Charlie on 2016-09-24 13:11:25

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