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A027676 Squares composed of digits {1,4,6}. 4
1, 4, 16, 64, 144, 441, 1444, 11664, 14161, 14641, 16641, 41616, 166464, 646416, 6441444, 11614464, 44116164, 166616464, 664144441, 6114614416, 6661661161, 111461164164, 41616166464166464, 446444416444461444 (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

P. De Geest, Palindromic Squares

A. Ottens, The arithmetic-digits-squares-three.digits problem

Eric Weisstein's World of Mathematics, Square Number.

CROSSREFS

Cf. A027677.

Sequence in context: A275123 A275217 A158988 * A249567 A177398 A227312

Adjacent sequences:  A027673 A027674 A027675 * A027677 A027678 A027679

KEYWORD

nonn,base

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified September 26 05:09 EDT 2017. Contains 292502 sequences.