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Search: id:A134962
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| A134962 |
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Numbers n with property that for each single digit d of n, we can also see the decimal expansion of d^2 as a substring of n. Also n may not contain any 0 digits. |
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+0
10
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| 1, 11, 111, 1111, 11111, 111111, 1111111, 3648169, 3649816, 3681649, 3698164, 8163649, 8164369, 8164936, 8169364, 9364816, 9368164, 9816364, 9816436, 11111111, 13648169, 13649816, 13681649, 13698164, 16364819, 16364981
(list; graph; listen)
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OFFSET
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1,2
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LINKS
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David Applegate, Table of n, a(n) for n = 1..300
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EXAMPLE
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In 3648169, for 3 we can see 9, for 6 we can see 36, for 4 we can see 16, for 8 we can see 64, for 1 we can see 1 and for 9 we can see 81.
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PROGRAM
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For C++ program see the Applegate link in A135463.
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CROSSREFS
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Cf. A134439, A134692, A134698, A135463, A135464.
Sequence in context: A061851 A138145 A165370 this_sequence A113589 A000042 A135463
Adjacent sequences: A134959 A134960 A134961 this_sequence A134963 A134964 A134965
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KEYWORD
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nonn,base
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AUTHOR
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Zak Seidov (zakseidov(AT)yahoo.com) and N. J. A. Sloane (njas(AT)research.att.com), Feb 03 2008
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EXTENSIONS
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a(9) onwards computed by David Applegate, Feb 03 2008
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