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!)
A273237 Discriminator of the Bell numbers (A000110) 1
1, 2, 5, 6, 6, 8, 16, 16, 19, 19, 19, 29, 32, 32, 32, 32, 59, 59, 59, 59, 74, 107, 107, 107, 107, 107, 133, 133, 133, 133, 133, 133, 133, 133, 133, 133, 133, 133, 228, 228, 228, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 305, 469, 469, 469, 469, 469, 469, 469, 469, 469, 469, 545, 545 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The discriminator of a sequence is the least positive integer k such that the first n symbols of the sequence are pairwise incongruent, modulo k.

Here we are starting the Bell number sequence at B(1).

LINKS

Table of n, a(n) for n=1..71.

CROSSREFS

Cf. A000110.

Sequence in context: A035585 A239868 A159076 * A278084 A225366 A146099

Adjacent sequences:  A273234 A273235 A273236 * A273238 A273239 A273240

KEYWORD

nonn

AUTHOR

Jeffrey Shallit, May 18 2016

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 May 24 23:45 EDT 2020. Contains 334581 sequences. (Running on oeis4.)