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.

A087391 a(1) = 11; a(n+1) is the least prime formed by adding one or more digits to the digit reversal of a(n).

Table of values

n a(n)
1 11
2 113
3 3119
4 91139
5 931193
6 39113903
7 3093119321
8 12391139039
9 9309311932111
10 111239113903901
11 109309311932111021
12 12011123911390390141
13 1410930931193211102109
14 901201112391139039014103

List of values

[11, 113, 3119, 91139, 931193, 39113903, 3093119321, 12391139039, 9309311932111, 111239113903901, 109309311932111021, 12011123911390390141, 1410930931193211102109, 901201112391139039014103]

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

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