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A053886 Numbers k such that k^2 contains only digits {1,2,8}. 1
1, 9, 11, 91, 109, 359, 3359, 15109, 33359, 333359, 3333359, 14903989, 15127091, 28497739, 33333359, 90450109, 333333359, 3333333359, 33333333359, 46023126591, 333333333359, 1697404542909, 3333333333359, 33333333333359 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..24.

P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences

Author?, Source(txt)

CROSSREFS

Cf. A053887.

Sequence in context: A277998 A289288 A137016 * A137020 A058304 A027727

Adjacent sequences:  A053883 A053884 A053885 * A053887 A053888 A053889

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Mar 15 2000

EXTENSIONS

More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 03 2005

Three more terms from Jon E. Schoenfield, Sep 03 2006

STATUS

approved

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Last modified October 28 04:43 EDT 2021. Contains 348313 sequences. (Running on oeis4.)