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A069668 Largest nontrivial (No trailing zeros) n-digit square with minimum digit sum. 4
1, 25, 121, 2401, 10201, 301401, 1002001, 25010001, 100020001, 2500100001, 10000200001, 250001000001, 1000002000001, 25000010000001, 100000020000001, 2500000100000001, 10000000200000001, 250000001000000001 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The condition not divisible by 10 perhaps is redundant.

LINKS

Table of n, a(n) for n=1..18.

CROSSREFS

Cf. A069661, A069662, A069663, A069664, A069665, A069666.

Sequence in context: A090159 A025283 A076433 * A274785 A214114 A085692

Adjacent sequences:  A069665 A069666 A069667 * A069669 A069670 A069671

KEYWORD

nonn,base

AUTHOR

Amarnath Murthy, Apr 06 2002

EXTENSIONS

Corrected and extended by Larry Reeves (larryr(AT)acm.org), Oct 15 2003

STATUS

approved

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Last modified July 17 08:38 EDT 2019. Contains 325095 sequences. (Running on oeis4.)