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A020163 Pseudoprimes to base 35. 1
9, 34, 51, 153, 341, 442, 561, 782, 1247, 1261, 1581, 1921, 2278, 2431, 2701, 2871, 3298, 3601, 4371, 5083, 5161, 5517, 7543, 7633, 7969, 8398, 10421, 11041, 12403, 13051, 13833, 14689, 15051, 16441, 16589, 17391, 19006, 19041, 19951, 20026, 22681 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Composite numbers n such that 35^(n-1) == 1 (mod n).

LINKS

T. D. Noe, Table of n, a(n) for n = 1..1000

Index entries for sequences related to pseudoprimes

MATHEMATICA

base = 35; t = {}; n = 1; While[Length[t] < 100, n++; If[! PrimeQ[n] && PowerMod[base, n-1, n] == 1, AppendTo[t, n]]]; t (* T. D. Noe, Feb 21 2012 *)

CROSSREFS

Cf. A001567 (pseudoprimes to base 2).

Sequence in context: A199298 A044086 A044467 * A262959 A139275 A236370

Adjacent sequences:  A020160 A020161 A020162 * A020164 A020165 A020166

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified August 17 11:14 EDT 2019. Contains 326057 sequences. (Running on oeis4.)