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Search: id:A117246
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| A117246 |
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Left truncatable squares, ending in 5. |
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+0
1
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| 225, 625, 1225, 2025, 3025, 4225, 5625, 7225, 9025, 15625, 27225, 30625, 34225, 42025, 50625, 60025, 70225, 75625, 81225, 93025, 105625, 275625, 330625, 600625, 893025, 950625, 970225, 1050625, 2030625, 3330625, 4950625, 40005625
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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There are no other terms with less than 30 digits. Probably this is the full list. - Giovanni Resta (g.resta(AT)iit.cnr.it), Apr 27 2006
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REFERENCES
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D. V. Ramana Rao, "Square Cuts" in '2001', pp. 96, October 1988, Times of India, Mumbai.
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EXAMPLE
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275625 is in the sequence because repeatedly deleting the first digit leaves a succession of squares: 275625=525^2; 75625=275^2; 5625=75^2; 625=25^2; 25=5^2.
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CROSSREFS
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Adjacent sequences: A117243 A117244 A117245 this_sequence A117247 A117248 A117249
Sequence in context: A077347 A069919 A147276 this_sequence A027470 A134934 A091078
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KEYWORD
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fini,nonn,base
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AUTHOR
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Lekraj Beedassy (blekraj(AT)yahoo.com), Apr 23 2006
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EXTENSIONS
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More terms from Giovanni Resta (g.resta(AT)iit.cnr.it), Apr 27 2006
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