A215490 Smallest prime k such that (k+p(1)) (k+p(2))...(k+p(n))/(p(n)#) is an integer.

2, 3, 3, 2, 17, 19, 193, 401, 401, 401, 167, 2477, 6871, 12119, 12119, 21383, 104281, 104281, 152213, 152213, 175919, 1786159, 7255159, 7035733, 154272581

Offset

1,1

Links

Table of n, a(n) for n=1..25.

Carlos Rivera, Puzzle 638 Question 2

Crossrefs

Cf. A215489.

Sequence in context: A153489 A153310 A155688 * A153592 A351188 A153878

Adjacent sequences: A215487 A215488 A215489 * A215491 A215492 A215493

Keyword

nonn

Author

Michel Marcus, Aug 13 2012

Status

approved