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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.

A053559 Primes formed by concatenating n consecutive increasing numbers starting with a palindrome and ending with the next consecutive palindrome.

Table of values

n a(n)
1 23
2 67
3 89
4 131132133134135136137138139140141

List of values

[23, 67, 89, 131132133134135136137138139140141]

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

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