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A106657
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Smallest semiprime ending in exactly n 2's.
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0
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62, 22, 4222, 32222, 622222, 1222222, 142222222, 122222222, 7222222222, 62222222222, 622222222222, 4222222222222, 62222222222222, 722222222222222, 10222222222222222, 202222222222222222, 322222222222222222
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OFFSET
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1,1
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LINKS
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EXAMPLE
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a(3)=4222 is a term because 4222 is the smallest semiprime ending in exactly three 2's.
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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STATUS
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approved
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