arithmetic sequence | A sequence in which each term after the first is obtained by adding a fixed amount to the previous term.
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binomial expansion | The expression obtained from raising a binomial to a whole power.
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finite sequence | A function whose domain is the set of positive integers less than or equal to a fixed positive integer.
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geometric sequence | A sequence in which each term after the first is obtained by multiplying the preceding term by a constant.
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geometric series | The indicated sum of a geometric sequence.
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mean | The (arithmetic) mean is the sum of n numbers divided by n.
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median | The middle number in a set of numbers ranked from least to greatest. When there is an even number of values, the median is the arithmetic mean of the two middle values.
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n! | The product of the positive integers from 1 through n.
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Pascal's triangle | A triangular array of coefficients for binomial expansions.
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sequence | A list of numbers.
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series | The indicated sum of the terms of a sequence.
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