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.

A308189 Numbers of the form t_n or t_n + t_{n+1} where {t_n} are the tribonacci numbers A000073.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 6
7 7
8 11
9 13
10 20
11 24
12 37
13 44
14 68
15 81
16 125
17 149
18 230
19 274
20 423
21 504
22 778
23 927
24 1431
25 1705
26 2632
27 3136
28 4841
29 5768
30 8904
31 10609
32 16377
33 19513
34 30122
35 35890
36 55403
37 66012
38 101902
39 121415
40 187427
41 223317
42 344732
43 410744
44 634061
45 755476
46 1166220
47 1389537
48 2145013
49 2555757
50 3945294
51 4700770
52 7256527

List of values

[0, 1, 2, 3, 4, 6, 7, 11, 13, 20, 24, 37, 44, 68, 81, 125, 149, 230, 274, 423, 504, 778, 927, 1431, 1705, 2632, 3136, 4841, 5768, 8904, 10609, 16377, 19513, 30122, 35890, 55403, 66012, 101902, 121415, 187427, 223317, 344732, 410744, 634061, 755476, 1166220, 1389537, 2145013, 2555757, 3945294, 4700770, 7256527]