A273237 Discriminator of the Bell numbers (A000110)

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

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