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.

A276156 Numbers obtained by reinterpreting base-2 representation of n in primorial base: a(0) = 0, a(2n) = A276154(a(n)), a(2n+1) = 1 + A276154(a(n)).

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 6
5 7
6 8
7 9
8 30
9 31
10 32
11 33
12 36
13 37
14 38
15 39
16 210
17 211
18 212
19 213
20 216
21 217
22 218
23 219
24 240
25 241
26 242
27 243
28 246
29 247
30 248
31 249
32 2310
33 2311
34 2312
35 2313
36 2316
37 2317
38 2318
39 2319
40 2340
41 2341
42 2342
43 2343
44 2346
45 2347
46 2348
47 2349
48 2520
49 2521
50 2522
51 2523
52 2526
53 2527
54 2528
55 2529
56 2550
57 2551
58 2552
59 2553
60 2556
61 2557
62 2558
63 2559
64 30030
65 30031

List of values

[0, 1, 2, 3, 6, 7, 8, 9, 30, 31, 32, 33, 36, 37, 38, 39, 210, 211, 212, 213, 216, 217, 218, 219, 240, 241, 242, 243, 246, 247, 248, 249, 2310, 2311, 2312, 2313, 2316, 2317, 2318, 2319, 2340, 2341, 2342, 2343, 2346, 2347, 2348, 2349, 2520, 2521, 2522, 2523, 2526, 2527, 2528, 2529, 2550, 2551, 2552, 2553, 2556, 2557, 2558, 2559, 30030, 30031]