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.

A334955 Number of 1's in n-th string when A000002 is expressed as 1, 2, 2, 11, 21, 221, 22112, 11221211, 21221121121, 2212211212212112, ....

Table of values

n a(n)
3 0
4 2
5 1
6 1
7 2
8 5
9 6
10 7
11 12
12 19
13 29
14 43
15 62
16 95
17 148
18 216
19 322
20 482
21 727
22 1083
23 1627
24 2457
25 3660
26 5518
27 8250
28 12403
29 18594
30 27914
31 41863
32 62781
33 94158
34 141205
35 211797
36 317782
37 476743
38 714948
39 1072526
40 1608732
41 2413223
42 5428986

List of values

[0, 2, 1, 1, 2, 5, 6, 7, 12, 19, 29, 43, 62, 95, 148, 216, 322, 482, 727, 1083, 1627, 2457, 3660, 5518, 8250, 12403, 18594, 27914, 41863, 62781, 94158, 141205, 211797, 317782, 476743, 714948, 1072526, 1608732, 2413223, 5428986]

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

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