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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.

A137321 a(n) = prime(n)^prime(n) - k!, where prime(n) is the n-th prime number, and k is the greatest number for which k! <= prime(n)^prime(n).

Table of values

n a(n)
1 2
2 3
3 2405
4 460663
5 198133379411
6 281952316704253
7 776149319714627324177
8 1357971253927074149763979
9 12038706006108210079811416910567
10 2195692826371309917093828766580180926483469
11 16546151513256634846850635804959240464844734431
12 5052512795965694464228024657195578053165744330410199442517

List of values

[2, 3, 2405, 460663, 198133379411, 281952316704253, 776149319714627324177, 1357971253927074149763979, 12038706006108210079811416910567, 2195692826371309917093828766580180926483469, 16546151513256634846850635804959240464844734431, 5052512795965694464228024657195578053165744330410199442517]

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

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