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A162219 Base 4 perfect digital invariants (written in base 10): numbers equal to the sum of the kth powers of their base-4 digits, for some k. +0
11
0, 1, 2, 3, 8, 9, 28, 29, 32, 33, 35, 43, 55, 62, 83, 128, 129, 243, 512, 513, 922, 2048, 2049, 2316, 2317, 2444, 2445, 2571, 2699, 7330, 8192, 8193, 13124, 13125, 20710, 21222, 32768, 32769, 40392, 40393, 131072, 131073, 524288, 524289, 1075174 (list; graph; listen)
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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.


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