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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.

A378916 a(n) is the smallest positive integer having n decompositions of twice its value into sums of two noncomposite numbers.

Table of values

n a(n)
1 1
2 2
3 7
4 12
5 21
6 24
7 30
8 70
9 42
10 45
11 57
12 60
13 75
14 84
15 90
16 117
17 126
18 156
19 105
20 135
21 150
22 189
23 180
24 165
25 234
26 288
27 303
28 195
29 231
30 240
31 210
32 285
33 255
34 396
35 378
36 438
37 357
38 444
39 345
40 360
41 315
42 330
43 603
44 390
45 480
46 435
47 462
48 450
49 546
50 609
51 627
52 420
53 663
54 540
55 555
56 615

List of values

[1, 2, 7, 12, 21, 24, 30, 70, 42, 45, 57, 60, 75, 84, 90, 117, 126, 156, 105, 135, 150, 189, 180, 165, 234, 288, 303, 195, 231, 240, 210, 285, 255, 396, 378, 438, 357, 444, 345, 360, 315, 330, 603, 390, 480, 435, 462, 450, 546, 609, 627, 420, 663, 540, 555, 615]

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

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