A215566 Strong pseudoprimes to bases 3 and 5.

112141, 432821, 1024651, 1563151, 1627921, 3543121, 4291801, 5481451, 8595361, 9780409, 10679131, 11407441, 18790021, 21397381, 22369621, 25326001, 27012001, 32817151, 33796531, 35798491, 42149971, 48064021, 67680491, 99809051, 116151661, 118846151, 129762001

Offset

1,1

Comments

Terms A215566[1,...,35] calculated from A020231[1,...,715] and double-checked (up to a(32)=178482151) using A020229[1,...,752].

Links

Amiram Eldar, Table of n, a(n) for n = 1..1209 (terms below 10^12; terms 1..35 from M. F. Hasler)

Crossrefs

Intersection of A020229 and A020231.

Cf. A072276, A215568.

Sequence in context: A111332 A151841 A102497 * A206071 A250526 A251064

Adjacent sequences: A215563 A215564 A215565 * A215567 A215568 A215569

Keyword

nonn

Author

M. F. Hasler, Aug 16 2012

Status

approved