A020233 Strong pseudoprimes to base 7.

25, 325, 703, 2101, 2353, 4525, 11041, 14089, 20197, 29857, 29891, 39331, 49241, 58825, 64681, 76627, 78937, 79381, 87673, 88399, 88831, 102943, 109061, 137257, 144901, 149171, 173951, 178709, 188191, 197633, 219781, 227767, 231793, 245281

Offset: 1

Author

David W. Wilson

Keywords

• nonn

Links

• Amiram Eldar, Table of n, a(n) for n = 1..10000 (terms 1..200 from R. J. Mathar)
• Eric Weisstein's World of Mathematics, Strong Pseudoprime
• Index entries for sequences related to pseudoprimes

Crossrefs

Cf. A005938, A001262, A020229, A020230, A020231, A020232.