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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.

A123180 Even positions of Sylvester's sequence A000058; the denominators of the (greedy) Egyptian fraction expansion of Cahen's constant.

Table of values

n a(n)
0 2
1 7
2 1807
3 10650056950807
4 12864938683278671740537145998360961546653259485195807

List of values

[2, 7, 1807, 10650056950807, 12864938683278671740537145998360961546653259485195807]

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

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