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Search: id:A053972
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| A053972 |
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Numbers n such that n^2 contains only digits {6,7,9}. |
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+0
2
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| 3, 26, 264, 313, 3114, 3114113, 278922387, 881361264, 2603208937, 3125343176, 312518799063, 2770739969214, 8366461419063
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
Author?, Source, (txt)
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CROSSREFS
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Cf. A053973.
Sequence in context: A052141 A062793 A048861 this_sequence A126738 A109074 A119293
Adjacent sequences: A053969 A053970 A053971 this_sequence A053973 A053974 A053975
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KEYWORD
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nonn,base,more
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AUTHOR
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Patrick De Geest (pdg(AT)worldofnumbers.com), Mar 15 2000.
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EXTENSIONS
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More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 14 2005
Two more terms from Jon E. Schoenfield (jonscho(AT)hiwaay.net), Sep 04 2006
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