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A134847 Smallest square number with exactly n zero digits whose square root does not contain any zero digits. 10
1024, 60025, 200704, 14040009, 600005025, 3906000004, 62000004004, 6000305000704, 40880000700009, 39000000020004, 60000500050500025, 249000000005004004, 6000000050052001009, 600201000902004000004, 800000000087008020001, 62000004003004008000004 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(26) <= 20000000000000000000005837591200400708766761.

For corresponding square roots and more information see A134846.

a(26) <= 240002009020200000020200002000000001. - Giovanni Resta, Jun 28 2019

LINKS

Giovanni Resta, Table of n, a(n) for n = 1..19

EXAMPLE

a(1) = 1024 because 1024 is the smallest square with one zero whose square root has no zero: 32.

CROSSREFS

Cf. A134843, A134844, A134845, A134846.

Sequence in context: A056587 A321819 A231309 * A066371 A236216 A264002

Adjacent sequences:  A134844 A134845 A134846 * A134848 A134849 A134850

KEYWORD

nonn,base

AUTHOR

Artur Jasinski, Nov 13 2007

EXTENSIONS

Edited and a(11)-a(13) added by Klaus Brockhaus, Nov 20 2007

a(14)-a(16) from Giovanni Resta, Jun 28 2019

STATUS

approved

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Last modified July 8 07:16 EDT 2020. Contains 335513 sequences. (Running on oeis4.)