login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A095243 a(n) = concatenation of 1,2,3,...,n mod prime(n). 2
1, 0, 3, 2, 3, 8, 10, 10, 11, 25, 24, 27, 3, 36, 6, 25, 50, 58, 16, 64, 14, 40, 25, 12, 67, 74, 60, 26, 7, 11, 116, 113, 40, 90, 143, 36, 41, 156, 152, 155, 128, 118, 19, 87, 194, 92, 103, 163, 218, 118, 194, 142, 104, 238, 181, 83, 191, 107 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..58.

EXAMPLE

The concatenation of the first 4 integers is 1234. The fourth prime is 7. Therefore a(4) = 1234 mod 7 = 2.

MATHEMATICA

a = {}; b = {}; For[n = 1, n < 80, n++, a = Join[a, IntegerDigits[n]]; AppendTo[b, Mod[FromDigits[a], Prime[n]]]]; b

CROSSREFS

Cf. A095244.

Sequence in context: A346472 A288247 A143744 * A049921 A191628 A261999

Adjacent sequences:  A095240 A095241 A095242 * A095244 A095245 A095246

KEYWORD

base,nonn,less

AUTHOR

Amarnath Murthy, Jun 17 2004

EXTENSIONS

Edited, corrected and extended by Stefan Steinerberger, Jun 23 2007

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 1 11:09 EDT 2022. Contains 354972 sequences. (Running on oeis4.)