## Math Pattern: Find the formula (ie the nth term) for the sequence 0,0,1,3,6,10…

Answer 0,0,1,3,6,10 Let A(n) denote the (n + 2)th term in the sequence. We “choose” ( n + 2)th term because we start counting from ‘-1’ because we want to “manipulate beautifully” 0 = 0 + 0 n = -1 1 = 0 + 1 n = 0 3 = 1 + 2 n...

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