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.

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A180022 Primes that can be obtained from other primes by interchanging the first and last digits. The source prime and the resulting prime are written consecutively.

Original entry on oeis.org

11, 11, 13, 31, 17, 71, 31, 13, 37, 73, 71, 17, 73, 37, 79, 97, 97, 79, 101, 101, 107, 701, 113, 311, 131, 131, 149, 941, 151, 151, 157, 751, 167, 761, 179, 971, 181, 181, 191, 191, 199, 991, 311, 113, 313, 313, 337, 733, 347, 743, 353, 353, 359, 953, 373, 373
Offset: 1

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Author

Parthasarathy Nambi, Aug 06 2010

Keywords

Comments

This sequence is different from A007500 and A069706. [From Parthasarathy Nambi, Aug 07 2010]

Examples

			389 is a prime and the prime 983 is obtained by interchanging the first and last digits.
		

Crossrefs

Cf. A007500,A069706. [From Parthasarathy Nambi, Aug 07 2010]
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