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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.

A121390 Sequence generated by the recurrence below begins with exactly seven primes.

Table of values

n a(n)
0 2
1 8607769
2 25823309
3 222281113118699
4 5740034091209256896999
5 1275901167133279185594625154673899999
6 7323716196358702385046852882006552347670105360888299999999

List of values

[2, 8607769, 25823309, 222281113118699, 5740034091209256896999, 1275901167133279185594625154673899999, 7323716196358702385046852882006552347670105360888299999999]

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

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