Question Number 134782 by oooooooo last updated on 07/Mar/21
$$\mathrm{1},\mathrm{4},\mathrm{16},\mathrm{52},\mathrm{196},... \\ $$$$\mathrm{X}_{\mathrm{n}} =\:??? \\ $$
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Question Number 134782 by oooooooo last updated on 07/Mar/21 | ||
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$$\mathrm{1},\mathrm{4},\mathrm{16},\mathrm{52},\mathrm{196},... \\ $$$$\mathrm{X}_{\mathrm{n}} =\:??? \\ $$ | ||