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.

A331214 a(n) and at least one distinct anagram of a(n) that doesn't start with a leading 0 sum up to a palindrome.

Original entry on oeis.org

12, 13, 14, 15, 16, 17, 18, 21, 23, 24, 25, 26, 27, 29, 31, 32, 34, 35, 36, 38, 41, 42, 43, 45, 47, 51, 52, 53, 54, 56, 61, 62, 63, 65, 71, 72, 74, 81, 83, 92, 102, 103, 104, 105, 106, 107, 108, 112, 113, 114, 115, 116, 117, 118, 120, 122, 123, 124, 125, 126, 127, 128, 132, 133, 134, 135, 136, 137, 138, 142
Offset: 1

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Author

Eric Angelini, Jan 12 2020

Keywords

Examples

			10 is not in the sequence although 10 + 01 = 11 because 01 starts with a leading 0;
11 is not in the sequence although 11 + 11 = 22 because the second 11 is not distinct from the first one;
12 is in the sequence as 12 + 21 = 33. Etc.
		

Crossrefs

Cf. A002113, A015976 ("Reverse and add").

Programs

  • PARI
    See Links section.