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Search: id:A065780
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| A065780 |
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a(1) = 5; for n > 1 is a(n) the square root of the smallest square > a(n-1)^2 with a(n-1)^2 forming its final digits. |
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4
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| 5, 15, 35, 285, 4035, 2660285, 40530004035, 478354453999997339715, 31246194523464509984000000000040530004035, 8209490213224904365731763888026434805200000000000000000000478354453999997339715
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