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A028821 Numbers n such that n^2 has digits in descending order. +0
2
0, 1, 2, 3, 8, 9, 10, 20, 21, 29, 30, 31, 80, 88, 90, 100, 200, 210, 290, 300, 310, 800, 880, 900, 1000, 2000, 2100, 2900, 2979, 3000, 3100, 3139, 8000, 8800, 9000, 10000, 20000, 21000, 29000, 29790, 30000, 31000, 31390, 31621, 80000, 88000 (list; graph; listen)
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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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