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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.

A003045 a(n) (n>6) is least integer > a(n-1) with precisely three representations a(n) = a(i) + a(j), 1 <= i < j < n, a(n) = n for n=1..6.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 10
10 12
11 14
12 16
13 19
14 21
15 23
16 25
17 30
18 44
19 46
20 48
21 50
22 55
23 65
24 73
25 74
26 77
27 84
28 86
29 91
30 95
31 97
32 114
33 122
34 123
35 126
36 133
37 142
38 144
39 148
40 162
41 171
42 173
43 175
44 190
45 197
46 205
47 208
48 216
49 227
50 232
51 243
52 244
53 258
54 265
55 272
56 278
57 280
58 291
59 298
60 309
61 314
62 326

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 16, 19, 21, 23, 25, 30, 44, 46, 48, 50, 55, 65, 73, 74, 77, 84, 86, 91, 95, 97, 114, 122, 123, 126, 133, 142, 144, 148, 162, 171, 173, 175, 190, 197, 205, 208, 216, 227, 232, 243, 244, 258, 265, 272, 278, 280, 291, 298, 309, 314, 326]

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

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