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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.

A320682 Number of 7-element subsets of [n] having a prime element sum.

Table of values

n a(n)
7 0
8 2
9 7
10 32
11 85
12 191
13 383
14 760
15 1429
16 2601
17 4455
18 7275
19 11312
20 17084
21 25203
22 36725
23 52631
24 74199
25 102482
26 138942
27 184934
28 242638
29 314286
30 403242
31 513039
32 648580
33 814890
34 1018701
35 1266791
36 1567831
37 1930440
38 2365171
39 2882192
40 3493959
41 4212425
42 5052278
43 6027955

List of values

[0, 2, 7, 32, 85, 191, 383, 760, 1429, 2601, 4455, 7275, 11312, 17084, 25203, 36725, 52631, 74199, 102482, 138942, 184934, 242638, 314286, 403242, 513039, 648580, 814890, 1018701, 1266791, 1567831, 1930440, 2365171, 2882192, 3493959, 4212425, 5052278, 6027955]

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

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