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A362550
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Number of even nontotients less than 10^n.
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0
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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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a(1) = 0 since 2, 4, 6, and 8 are terms of A002202.
a(2) = 13 since there are 13 even nontotients less than 100, and they are 14,26,34,38,50,62,68,74,76,86,90,94 and 98.
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PROG
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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