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A014943
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a(1)=1, a(n)=n*25^(n-1)+a(n-1).
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0
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1, 51, 1926, 64426, 2017551, 60611301, 1769595676, 50597720676, 1423888736301, 39570861392551, 1088612609439426, 29698842101626926, 804559224181705051, 21666184895568423801, 580459729664855533176
(list; graph; refs; listen; history; internal format)
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