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!)
A031097 a(n)=least k such that base 9 representation of n begins at s(k), where s=A031087. 0
1, 2, 3, 4, 5, 6, 7, 8, 26, 10, 1, 14, 16, 18, 20, 22, 24, 44, 13, 30, 2, 34, 36, 38, 40, 42, 62, 15, 33, 50, 3, 54, 56, 58, 60, 80, 17, 35, 53, 70, 4, 74, 76, 78, 98, 19, 37, 55, 73, 90, 5, 94, 96, 116, 21, 39, 57, 75, 93, 110, 6, 114, 134, 23, 41 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..65.

CROSSREFS

Sequence in context: A269355 A269357 A096986 * A162234 A024651 A004848

Adjacent sequences:  A031094 A031095 A031096 * A031098 A031099 A031100

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 April 6 15:41 EDT 2020. Contains 333276 sequences. (Running on oeis4.)