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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.

A062215 Numbers k such that the smoothly undulating palindromic number (19*10^k - 91)/99 is a prime.

Table of values

n	a(n)
1	3
2	33
3	133
4	1969
5	2335

List of values

[3, 33, 133, 1969, 2335]

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

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