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 A167127 Cubes that may be transformed into squares by prefixing with a single nonzero digit. 0
 1, 216, 68921, 884736, 1000000, 216000000, 68921000000, 884736000000, 1000000000000, 216000000000000, 68921000000000000, 884736000000000000, 1000000000000000000, 216000000000000000000, 68921000000000000000000, 884736000000000000000000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Table of n, a(n) for n=1..16. EXAMPLE The cube 1 = 1^3 becomes the square 81 =9^2 by prefixing an 8. The cube 216 = 6^3 becomes the square 9216 = 96^2 by prefixing a 9. 68921=41^3 becomes 168921=411^2 by prefixing a 1. CROSSREFS Sequence in context: A299994 A124009 A134358 * A269821 A268364 A358657 Adjacent sequences: A167124 A167125 A167126 * A167128 A167129 A167130 KEYWORD nonn,base AUTHOR Claudio Meller, Oct 28 2009 EXTENSIONS Slightly edited by R. J. Mathar, Nov 05 2009 a(6) corrected and a(11)-a(16) from Donovan Johnson, Feb 19 2011 STATUS approved

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Last modified September 9 22:43 EDT 2024. Contains 375765 sequences. (Running on oeis4.)