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a closed formula for the number of inequivalent ordered integer quadrilaterals with fixed perimeter
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نویسنده
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sadek bouroubi
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منبع
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transactions on combinatorics - 2024 - دوره : 13 - شماره : 4 - صفحه:327 -334
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چکیده
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Given an integer n ≥ 4, how many inequivalent quadrilaterals with ordered integer sides andperimeter n are there? denoting such number by q(n), the answer is given by the following closed formula:q(n) =1576n (n + 3) (2n + 3) −(−1)n192n (n − 5)
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کلیدواژه
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integer quadrilaterals ,ordered quadrilaterals ,integer partitions ,generating function
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آدرس
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university of sciences and technology houari boumediene, faculty of mathematics, algeria
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پست الکترونیکی
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bouroubis@gmail.com
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Authors
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