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A137097 Numbers n such that n and the square of n use only the digits 2, 4, 5, 7 and 8. 1
2, 5, 22, 28, 85, 88, 278, 472, 478, 522, 528, 888, 2878, 5278, 7588, 27485, 47485, 74528, 87878, 242585, 275472, 522282, 745485, 885582, 2782485, 2784878, 2878278, 8845778, 8874528, 24257485, 27545522, 27547282, 28787588, 88457588, 88725828, 242454585, 242544582, 242587878, 274745778, 275424722, 474852878, 475244722, 758585828, 885845522 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Generated with DrScheme

LINKS

Jonathan Wellons, Table of n, a(n) for n=1..205

J. Wellons, Tables of Shared Digits

EXAMPLE

524828758575828^2 = 275445225828244752454825885584

CROSSREFS

Sequence in context: A072961 A249829 A042557 * A024686 A024475 A024600

Adjacent sequences:  A137094 A137095 A137096 * A137098 A137099 A137100

KEYWORD

base,nonn

AUTHOR

Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008

STATUS

approved

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Last modified September 24 10:18 EDT 2020. Contains 337317 sequences. (Running on oeis4.)