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.

A225582 Primes in the chain of repeated application of x->2*x+3, starting at x=11.

Table of values

n a(n)
1 11
2 53
3 109
4 1789
5 3581
6 28669
7 229373
8 3670013
9 58720253
10 117440509
11 60129542141
12 264452523040700131966973
13 34662321099990647697175478269
14 2381976568446569244243622252022377480189
15 4878288012178573812210938372141829079433213

List of values

[11, 53, 109, 1789, 3581, 28669, 229373, 3670013, 58720253, 117440509, 60129542141, 264452523040700131966973, 34662321099990647697175478269, 2381976568446569244243622252022377480189, 4878288012178573812210938372141829079433213]

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

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