I do a double take every couple of months when I remember that
$(1 + 2 + 3 + \ldots + n)^2 = 1^3 + 2^3 + 3^3 + \ldots + n^3$
It just seems plain weird.
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1 | [made Community Wiki] | ||
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1 | [made Community Wiki] | ||
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I do a double take every couple of months when I remember that $(1 + 2 + 3 + \ldots + n)^2 = 1^3 + 2^3 + 3^3 + \ldots + n^3$ It just seems plain weird. |
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