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In terzo luogo (Posted on 2016-11-13) Difficulty: 3 of 5
3 7 * 16 19 21 25 30 41 52 , ..., 70, ...

In the above sequence the 3rd term was erased - but surely
you can restore it!

How does the sequence continue?

No Solution Yet Submitted by Ady TZIDON    
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Solution solution Comment 4 of 4 |
12

The sequence is much easier to see in roman numerals, where they are the 3-digit numbers:

III
VII
XII <== solution
XVI
XIX
XXI
XXV
XXX
XLI
LII
... (LIV, LVI, LIX, LXI, LXV)
LXX
 etc.


  Posted by Paul on 2016-11-15 09:32:48
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