cp's OEIS Frontend

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.

A085367 Semiprimes that can be expressed as the sum or difference of two cubes: intersection of A001358 and A045980.

Table of values

n a(n)
1 9
2 26
3 35
4 65
5 91
6 133
7 169
8 215
9 217
10 218
11 335
12 341
13 386
14 407
15 469
16 485
17 511
18 559
19 721
20 737
21 793
22 817
23 866
24 973
25 1027
26 1115
27 1141
28 1241
29 1261
30 1267
31 1339
32 1343
33 1385
34 1387
35 1538
36 1603
37 1685
38 1727
39 1843
40 1853
41 1981
42 2071
43 2189
44 2402
45 2413
46 2611
47 2743
48 2771

List of values

[9, 26, 35, 65, 91, 133, 169, 215, 217, 218, 335, 341, 386, 407, 469, 485, 511, 559, 721, 737, 793, 817, 866, 973, 1027, 1115, 1141, 1241, 1261, 1267, 1339, 1343, 1385, 1387, 1538, 1603, 1685, 1727, 1843, 1853, 1981, 2071, 2189, 2402, 2413, 2611, 2743, 2771]

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

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