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.

A102123 Iccanobirt numbers (13 of 15): a(n) = R(R(a(n-1)) + a(n-2) + R(a(n-3))), where R is the digit reversal function A004086.

Table of values

n a(n)
0 0
1 0
2 1
3 1
4 2
5 4
6 7
7 31
8 42
9 26
10 711
11 761
12 49
13 279
14 8811
15 1651
16 44311
17 38141
18 55006
19 45901
20 34108
21 990681
22 161132
23 5891031
24 6129461
25 8041777
26 45820251
27 74839842
28 60558487
29 202825861
30 635089352
31 309192535
32 7549098331
33 8252802091

List of values

[0, 0, 1, 1, 2, 4, 7, 31, 42, 26, 711, 761, 49, 279, 8811, 1651, 44311, 38141, 55006, 45901, 34108, 990681, 161132, 5891031, 6129461, 8041777, 45820251, 74839842, 60558487, 202825861, 635089352, 309192535, 7549098331, 8252802091]