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.

A107274 Vertically symmetrical dates MMDDYY ("condensed American notation") considered as numbers, in increasing order.

Original entry on oeis.org

101101, 102501, 111111, 112511, 121151, 122551
Offset: 1

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Author

Alexandre Wajnberg, May 19 2005

Keywords

Comments

2 and 5 are taken as mirror images (as on calculator displays). a(1)=101101 and a(3)=111111, share the property to present also two symmetrical halves. From now on, the next one is Nov 11th 11.

Crossrefs

Cf. A053701, A106605.

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