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1, 5, 9, 101, 1385, 3493, 30121, 358885, ... ?
Anyone have any good ideas?
Anyone have any good ideas?
Perhaps you should state that you're issuing a math challenge and that you actually know what the answer is.
I'm curious how someone would deduce the answer to this. You'd have to convert to base 4 before you could see the actual sequence being used, right?