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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.

A277539 n-th derivative of the eighth tetration of x (power tower of order 8) x^^8 at x=1.

Table of values

n a(n)
0 1
1 1
2 2
3 9
4 56
5 480
6 5094
7 65534
8 984808
9 16629264
10 312523680
11 6425601072
12 143775827832
13 3471659156784
14 90060216241800
15 2496918043296840
16 73703868906725184
17 2307477802376274048
18 76376765284713220032
19 2664806795257276548288
20 97747916619062963335680

List of values

[1, 1, 2, 9, 56, 480, 5094, 65534, 984808, 16629264, 312523680, 6425601072, 143775827832, 3471659156784, 90060216241800, 2496918043296840, 73703868906725184, 2307477802376274048, 76376765284713220032, 2664806795257276548288, 97747916619062963335680]

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

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