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【Ruby】4乗ガウス問題

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4乗的ガウス問題をRubyにて解いてみました。

【問題】
1から50までの整数の4乗の和を求めなさい。

【回答】

Ruby
i = 0
while i <= 49
  i += 1
  num = num.to_i + (i ** 4)
  puts num
end

答え 65666665

もっとシンプルに計算できるような気もします…。
今の私に思いつく式は上記しかなかったので、他に分かりやすいコードがあれば教えていただければ幸いです。

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