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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.

A262510 Parent nodes of nonzero terms of A262509: a(n) = A049820(A262509(n)).

Table of values

n a(n)
1 119139
2 119143
3 119147
4 119213
5 119225
6 119919
7 119921
8 120073
9 120091
10 120095
11 120097
12 120277
13 120291
14 120347
15 120391
16 120703
17 120739
18 120883
19 120891
20 120895
21 120915
22 120917
23 121435
24 121543
25 121819
26 122075
27 122257
28 122261
29 122271
30 122273
31 122809
32 122953
33 123197
34 123205
35 123219
36 123231
37 123251
38 123749
39 24660527
40 24660543
41 24662309
42 24662321
43 24663755
44 24664989
45 24665019
46 24665347
47 24665929
48 24665977
49 24669139
50 24669833

List of values

[119139, 119143, 119147, 119213, 119225, 119919, 119921, 120073, 120091, 120095, 120097, 120277, 120291, 120347, 120391, 120703, 120739, 120883, 120891, 120895, 120915, 120917, 121435, 121543, 121819, 122075, 122257, 122261, 122271, 122273, 122809, 122953, 123197, 123205, 123219, 123231, 123251, 123749, 24660527, 24660543, 24662309, 24662321, 24663755, 24664989, 24665019, 24665347, 24665929, 24665977, 24669139, 24669833]

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