A204989
Least 2^k such that n divides 2^k-2^j for some j
4, 4, 8, 8, 32, 8, 16, 16, 128, 32, 2048, 16, 8192, 16, 32, 32, 512, 128, 524288, 64, 128, 2048, 4096, 32, 2097152, 8192, 524288, 32, 536870912, 32, 64, 64, 2048, 512, 8192, 256, 137438953472, 524288, 8192, 128, 2097152, 128, 32768, 4096
Offset: 1
Keywords
Programs
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Mathematica
(See the program at A204987.)
Comments