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A020234 Strong pseudoprimes to base 8. 7
9, 65, 481, 511, 1417, 2047, 2501, 3277, 3641, 4033, 4097, 4681, 8321, 11041, 15841, 16589, 19561, 24311, 24929, 29341, 41441, 42799, 45761, 49141, 52429, 52633, 54161, 55969, 56033, 59291, 61337, 65281, 66197, 74023, 74665, 77161, 80581, 85489, 87061 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000 (terms 1..237 from R. J. Mathar)

Eric Weisstein's World of Mathematics, Strong Pseudoprime

Index entries for sequences related to pseudoprimes

CROSSREFS

Cf. A020137, A001262, A020229, A020230, A020231, A020232, A020233.

Sequence in context: A238275 A287816 A036731 * A154996 A128195 A103459

Adjacent sequences:  A020231 A020232 A020233 * A020235 A020236 A020237

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified August 10 07:37 EDT 2020. Contains 336368 sequences. (Running on oeis4.)