A135562 Last member of largest n-digit prime quadruplet.

19, 829, 9439, 99139, 983449, 9973219, 99982249, 999986179, 9999857299, 99999895609, 999999843259, 9999999990529, 99999999950449, 999999999984529, 9999999999854539, 99999999998034559, 999999999999371719

Offset

2,1

Links

Table of n, a(n) for n=2..18.

Example

a(4) = 9439 because the largest 4-digit prime quadruplet is {9431, 9433, 9437, 9439}.

Crossrefs

Cf. A120120.

Sequence in context: A067621 A206308 A369827 * A139194 A176601 A334565

Adjacent sequences: A135559 A135560 A135561 * A135563 A135564 A135565

Keyword

base,nonn

Author

Julien Peter Benney (jpbenney(AT)gmail.com), Feb 23 2008

Extensions

Offset corrected and a(8)-a(18) from Donovan Johnson, May 23 2010

Status

approved