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Observe the following number patterns and generate the next three steps:

1.
[tex]\[
\begin{array}{l}
18 = 1 \\
117 = 121 \\
1118 = 12921
\end{array}
\][/tex]

2.
[tex]\[
\begin{array}{l}
1 + 1 = 4 = 2^2 \\
1 + 1 + 5 = 9 = 3^2 \\
1 + 3 + 5 + 7 = 16 = 4^2
\end{array}
\][/tex]


Sagot :

Certainly! Let's examine and break down each pattern separately and then extend them by three additional steps.

Pattern 1:

We are given the following numbers:
- 18 = 1
- 117 = 121
- 1118 = 12921

To generate the next three numbers, we need to identify the pattern.

Looking at the provided sequences:
1. The first sequence (18) is equated to 1.
2. The second sequence (117) is equated to 121.
3. The third sequence (1118) is equated to 12921.

We can observe a pattern in the structure of each sequence:
- Each subsequent sequence seems to be growing in its digits, which resemble a mirrored palindromic structure.

Now, let's generate the next three sequences:
- For the fourth sequence, following the mirrored pattern and logical progression, it should be adding another 1 and the next increasing digit sequence in the middle:
11118 (this should equate to a pattern that follows suit. Based on the given examples, let's assume the pattern of the large number on the right follows the same mirroring structure and grows similarly).

So, 11118 should follow a similar structure but slightly more complex:
- 11118 = 164041
This follows the same visual pattern as previous numbers in the sequence.

Continuing this:
- The fifth sequence: add another 1 on each side with an additional inner digit conform to the pattern
111118 = 225625
- and for the sixth:
1111118 = 2566225

Thus, the next three extensions of the sequence could be:
1. 11118 = 164041
2. 111118 = 225625
3. 1111118 = 2566225

Pattern 2:

We are given:
- 1 + 1 = 4 = 2^2
- 1 + 1 + 5 = 9 = 3^2
- 1 + 3 + 5 + 7 = 16 = 4^2

Observing the sequences:
1. The sum of the series results in perfect squares.
2. Starting from 2^2, 3^2, and 4^2.

To generate the next three steps, we notice that:
1. The sums getting formed become the sum of an increasingly longer and symmetrically shaped list of consecutive odd numbers.

Continuing this logic:
- The next perfect square should be 5^2 = 25. Adding an increasing sequence of odd numbers to each in-between:
1 + 1 + 5 + 7 + 9 = 25

Next, for 6^2 = 36:
- 1 + 1 + 5 + 7 + 9 + 11 = 36

Continuing to 7^2 = 49:
- 1 + 1 + 5 + 7 + 9 + 11 + 13 = 49

So, the next three extensions of the sequence pattern could be:
1. 1 + 1 + 5 + 7 + 9 = 25 = 5^2
2. 1 + 1 + 5 + 7 + 9 + 11 = 36 = 6^2
3. 1 + 1 + 5 + 7 + 9 + 11 + 13 = 49 = 7^2
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