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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A045843 Number of distinct even numbers formed from the digits of n. 0
1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 3, 2, 2, 2, 4, 2, 4, 2, 4, 2, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 3, 2, 4, 2, 2, 2, 4, 2, 4, 2, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 3, 2, 4, 2, 4, 2, 2, 2, 4, 2, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 3, 2, 4, 2, 4, 2, 4, 2, 2, 2, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,11

LINKS

Table of n, a(n) for n=0..99.

EXAMPLE

a(24)=4 because we can form 2, 4, 24 and 42.

CROSSREFS

Sequence in context: A036665 A053472 A036664 * A181587 A096158 A264782

Adjacent sequences:  A045840 A045841 A045842 * A045844 A045845 A045846

KEYWORD

nonn,base,easy

AUTHOR

Felice Russo

EXTENSIONS

Extended and corrected by Erich Friedman.

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 August 24 02:32 EDT 2019. Contains 326260 sequences. (Running on oeis4.)