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A161140
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Numbers which can be expressed as the product of numbers made of only twos.
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7
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1, 2, 4, 8, 16, 22, 32, 44, 64, 88, 128, 176, 222, 256, 352, 444, 484, 512, 704, 888, 968, 1024, 1408, 1776, 1936, 2048, 2222, 2816, 3552, 3872, 4096, 4444, 4884, 5632, 7104, 7744, 8192, 8888, 9768, 10648, 11264, 14208, 15488, 16384, 17776
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listen;
history;
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internal format)
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OFFSET
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1,2
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LINKS
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EXAMPLE
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1 is the empty product; 44 is in the list because 44 = 2 * 22, 484 is in the list because 484 = 22 * 22.
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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