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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.

A274178 Numbers n such that n^k is of the form a^2 + b^3 + c^4 for all k > 0 (a, b, c > 0).

Table of values

n a(n)
1 21
2 25
3 28
4 32
5 33
6 37
7 38
8 42
9 45
10 51
11 52
12 53
13 59
14 60
15 66
16 69
17 73
18 77
19 81
20 83
21 84
22 89
23 90
24 91
25 96
26 98
27 101
28 105
29 107
30 109

List of values

[21, 25, 28, 32, 33, 37, 38, 42, 45, 51, 52, 53, 59, 60, 66, 69, 73, 77, 81, 83, 84, 89, 90, 91, 96, 98, 101, 105, 107, 109]

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

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