P(n) = 1^2 + 2^2 + ... + n^2
P(1) = 1
P(2) = 1 + 4 = 5;
P(3) = 5 + 9 = 14;
P(4) = 14 + 16 = 30;
Increment a number, given its digits
Duplicate a character
07 - Common functions and indexing 1
What is Sum Of all elements of Matrix
Compute LOG(1+X) in natural log
Generate this matrix
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