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A020294 Strong pseudoprimes to base 68. 1
25, 49, 69, 125, 185, 217, 247, 361, 871, 925, 1273, 1519, 1771, 2413, 2725, 4033, 4625, 4693, 5713, 11041, 12403, 12769, 14981, 15251, 16549, 21667, 24187, 26825, 28221, 31021, 31621, 44287, 45847, 47197, 54901, 55969, 64681, 66197, 74665, 79501, 82325 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

R. J. Mathar, Table of n, a(n) for n = 1..300

Index entries for sequences related to pseudoprimes

CROSSREFS

Sequence in context: A020146 A020244 A020196 * A103214 A067778 A067893

Adjacent sequences:  A020291 A020292 A020293 * A020295 A020296 A020297

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified February 16 19:29 EST 2019. Contains 320167 sequences. (Running on oeis4.)