Last Updated
：2025/12/07
等差数列
Hiragana
とうさすうれつ
Noun
Japanese Meaning
等しい差（公差）をもつ数の並びから成る数列。例えば「2, 5, 8, 11, …」のように、隣り合う項の差が常に一定である数列。 / 初項と公差によって一意に定まり、一般項や和の公式などが数学で扱われる基本的な数列の一種。
Easy Japanese Meaning
ならびにならんだ数で、となりどうしの数の差がいつもおなじになる数のならび
Sense（1）
(mathematics) arithmetic sequence, arithmetic progression
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
(mathematics) arithmetic sequence, arithmetic progression
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等差数列
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Solving problems of arithmetic sequence is difficult.
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等差数列の問題を解くのは難しいです。
Japanese - English
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