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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.

A380111 a(n) is the least number whose fourth power is an n-digit fourth power which has the maximum sum of digits (A373914(n)).

Table of values

n a(n)
1 1
2 3
3 4
4 8
5 16
6 26
7 47
8 74
9 118
10 308
11 518
12 659
13 1768
14 2868
15 5396
16 8256
17 14482
18 28871
19 55368
20 97063
21 147768
22 228558
23 562341
24 835718
25 1727156
26 2878406
27 5458722
28 8175708
29 16234882
30 27831542
31 53129506
32 98665756
33 166025442
34 315265896
35 510466356
36 904245732
37 1188893858
38 2298249374
39 5106312756

List of values

[1, 3, 4, 8, 16, 26, 47, 74, 118, 308, 518, 659, 1768, 2868, 5396, 8256, 14482, 28871, 55368, 97063, 147768, 228558, 562341, 835718, 1727156, 2878406, 5458722, 8175708, 16234882, 27831542, 53129506, 98665756, 166025442, 315265896, 510466356, 904245732, 1188893858, 2298249374, 5106312756]

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

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