login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A046831 Digits of n^2 include digits of n as substring, n does not end in 0. 6
1, 5, 6, 25, 76, 376, 625, 3792, 9376, 14651, 90625, 109376, 495475, 505025, 890625, 971582, 1713526, 2890625, 4115964, 5133355, 6933808, 7109376, 10050125, 12890625, 48588526, 50050025, 66952741, 87109376, 88027284, 88819024 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

PROG

(Haskell)

a046831 n = a046831_list !! (n-1)

a046831_list = filter ((> 0) . (`mod` 10)) a018834_list

-- Reinhard Zumkeller, Jul 27 2011

CROSSREFS

Cf. A018834, A003226, A008851.

Sequence in context: A034497 A136888 A038248 * A003226 A137081 A137079

Adjacent sequences:  A046828 A046829 A046830 * A046832 A046833 A046834

KEYWORD

nonn,base

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 19:13 EST 2012. Contains 206085 sequences.