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A136823 Numbers k such that k and k^2 use only the digits 0, 1, 2, 5 and 6. 1
0, 1, 5, 10, 11, 15, 16, 25, 50, 51, 100, 101, 105, 110, 125, 150, 160, 225, 250, 255, 500, 501, 505, 510, 511, 515, 516, 1000, 1001, 1005, 1010, 1011, 1025, 1050, 1100, 1101, 1105, 1125, 1225, 1250, 1251, 1265, 1500, 1505, 1600, 2250, 2261, 2500, 2501, 2550, 5000, 5001, 5005, 5010, 5011, 5015, 5016, 5025, 5050, 5051, 5100, 5101, 5105, 5110, 5125, 5150, 5160 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Generated with DrScheme.

LINKS

Jonathan Wellons, Table of n, a(n) for n = 1..1355

Jonathan Wellons, Tables of Shared Digits

EXAMPLE

51202051^2 = 2621650026606601.

CROSSREFS

Cf. A000290.

Sequence in context: A297255 A296699 A297132 * A275200 A225838 A036788

Adjacent sequences:  A136820 A136821 A136822 * A136824 A136825 A136826

KEYWORD

base,nonn

AUTHOR

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

STATUS

approved

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Last modified October 16 20:36 EDT 2021. Contains 348047 sequences. (Running on oeis4.)