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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A031275 a(n)=least k such that the base 5 representation of n begins at s(k), where s=A031269. 0
1, 2, 3, 10, 4, 11, 1, 6, 13, 35, 15, 40, 2, 19, 29, 3, 7, 28, 9, 47, 10, 14, 88, 33, 95, 4, 149, 16, 142, 69, 11, 56, 52, 12, 57, 155, 82, 1, 37, 137, 215, 6, 27, 219, 77, 25, 13, 240, 237, 463, 35, 234, 131, 58, 15, 55, 232, 598, 156, 260, 119 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..61.

CROSSREFS

Sequence in context: A280941 A130110 A307591 * A306465 A276104 A274299

Adjacent sequences:  A031272 A031273 A031274 * A031276 A031277 A031278

KEYWORD

nonn

AUTHOR

Clark Kimberling

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 October 21 11:38 EDT 2019. Contains 328296 sequences. (Running on oeis4.)