login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A076966 Perfect powers (index > 1) whose digits can be arranged in ascending order or as a substring of 123456789012345678901234567890123... 2
1, 4, 8, 9, 32, 243, 324, 576, 1089, 4356, 5476, 9801, 23104, 32041, 104329, 123904, 310249, 1034289, 1432809, 2039184, 2893401, 3814209, 6517809, 8365427, 8590761, 9108324, 10673289, 13527684, 13675204, 13860729, 16378209, 16785409, 17430625, 20738916 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Paul Tek, Table of n, a(n) for n = 1..10000

EXAMPLE

243 is a term as 243 = 3^5 and its digits can be arranged as (2,3,4).

1089 = 33^2, whose digits can be arranged as 8,9,0,1, is also a term.

CROSSREFS

Cf. A068708.

Sequence in context: A076705 A306916 A162752 * A237607 A035132 A077572

Adjacent sequences:  A076963 A076964 A076965 * A076967 A076968 A076969

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Oct 21 2002

EXTENSIONS

Missing 8 inserted from Paul Tek, Jun 02 2013

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 05:00 EDT 2021. Contains 343105 sequences. (Running on oeis4.)