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A053944 Numbers k such that k^2 contains only digits {3,5,6}. 1
6, 256, 744, 1834, 18806, 23166, 23566, 256194, 2357194, 2523166, 187979694, 2310098166, 19121548934, 25209786895834 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..14.

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

Author?, Source(txt)

CROSSREFS

Cf. A053945.

Sequence in context: A279869 A271501 A113900 * A324091 A221895 A015020

Adjacent sequences:  A053941 A053942 A053943 * A053945 A053946 A053947

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Mar 15 2000

EXTENSIONS

One more term from Ryan H. Richter (bobort(AT)bigfoot.com), Jan 25 2001, who remarks that there are no more terms less than 4000000000

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

One more term from Jon E. Schoenfield, Sep 04 2006

STATUS

approved

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Last modified February 16 21:37 EST 2020. Contains 331975 sequences. (Running on oeis4.)