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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.

A377934 a(n) is the number of perfect powers m^k with k>=3 (A076467) <= 10^n.

Table of values

n a(n)
0 1
1 2
2 7
3 17
4 38
5 75
6 152
7 306
8 616
9 1260
10 2598
11 5401
12 11307
13 23798
14 50316
15 106776
16 227236
17 484737
18 1036002
19 2217529
20 4752349
21 10194727
22 21887147
23 47020054
24 101065880
25 217325603
26 467484989
27 1005881993
28 2164843035
29 4660016778
30 10032642455
31 21602193212
32 46518438071

List of values

[1, 2, 7, 17, 38, 75, 152, 306, 616, 1260, 2598, 5401, 11307, 23798, 50316, 106776, 227236, 484737, 1036002, 2217529, 4752349, 10194727, 21887147, 47020054, 101065880, 217325603, 467484989, 1005881993, 2164843035, 4660016778, 10032642455, 21602193212, 46518438071]

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

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