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A020244 Strong pseudoprimes to base 18. 1
25, 49, 65, 325, 343, 1369, 1387, 2977, 4577, 5725, 5833, 5941, 6601, 11425, 12025, 18631, 22411, 28153, 29341, 30889, 35425, 39817, 40501, 41159, 49141, 60685, 60691, 74425, 80137, 90751, 99451, 101905, 104653, 104977, 109561, 111151, 111841 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

R. J. Mathar, Table of n, a(n) for n = 1..201

Index entries for sequences related to pseudoprimes

CROSSREFS

Sequence in context: A181782 A322121 A020146 * A020196 A020294 A103214

Adjacent sequences:  A020241 A020242 A020243 * A020245 A020246 A020247

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified July 17 18:47 EDT 2019. Contains 325109 sequences. (Running on oeis4.)