cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A195421 Smallest lower twin prime number which sums with its upper twin prime to a perfect n-th power.

Table of values

n a(n)
1 3
2 17
3 3
4 253124999
5 4076863487
6 578415690713087
7 139967
8 14097567309074239886172287
9 73099303486215558911
10 8954942912818222989311
11 213770812332484473348458269897727733773465812991
12 578415690713087
13 66266428660760838427050496741110705203446361497484562431

List of values

[3, 17, 3, 253124999, 4076863487, 578415690713087, 139967, 14097567309074239886172287, 73099303486215558911, 8954942912818222989311, 213770812332484473348458269897727733773465812991, 578415690713087, 66266428660760838427050496741110705203446361497484562431]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.