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.

A163777 Even terms in the sequence of Queneau numbers A054639.

Table of values

n a(n)
1 2
2 6
3 14
4 18
5 26
6 30
7 50
8 74
9 86
10 90
11 98
12 134
13 146
14 158
15 174
16 186
17 194
18 210
19 230
20 254
21 270
22 278
23 306
24 326
25 330
26 338
27 350
28 354
29 378
30 386
31 398
32 410
33 414
34 426
35 438
36 470
37 530
38 554
39 558
40 606
41 614
42 618
43 638
44 650
45 686
46 690
47 726
48 746
49 774
50 810
51 818
52 834
53 846
54 866
55 870

List of values

[2, 6, 14, 18, 26, 30, 50, 74, 86, 90, 98, 134, 146, 158, 174, 186, 194, 210, 230, 254, 270, 278, 306, 326, 330, 338, 350, 354, 378, 386, 398, 410, 414, 426, 438, 470, 530, 554, 558, 606, 614, 618, 638, 650, 686, 690, 726, 746, 774, 810, 818, 834, 846, 866, 870]