A020275 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A020275

Strong pseudoprimes to base 49.

25, 325, 703, 817, 2101, 2353, 3277, 4525, 11041, 14089, 20197, 25829, 26419, 29857, 29891, 30811, 33227, 38503, 39331, 45991, 49241, 49321, 58825, 64681, 65131, 75241, 76627, 78937, 79381, 84151, 87673, 88399, 88831, 102943, 109061, 116003, 126673

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

R. J. Mathar, Table of n, a(n) for n = 1..1278

Index entries for sequences related to pseudoprimes

CROSSREFS

Sequence in context: A263404 A077503 A262054 * A020233 A020319 A000448

Adjacent sequences: A020272 A020273 A020274 * A020276 A020277 A020278

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved