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.

A102116 Iccanobirt numbers (6 of 15): a(n) = R(a(n-1)) + R(a(n-2)) + 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 13
8 42
9 62
10 63
11 104
12 499
13 1458
14 9639
15 18409
16 101308
17 903221
18 943819
19 1141966
20 8512981
21 9527388
22 11871383
23 55668051
24 62931854
25 72771964
26 148399704
27 517843422
28 705114520
29 398159926
30 1173206822
31 3621090124
32 6895084900

List of values

[0, 0, 1, 1, 2, 4, 7, 13, 42, 62, 63, 104, 499, 1458, 9639, 18409, 101308, 903221, 943819, 1141966, 8512981, 9527388, 11871383, 55668051, 62931854, 72771964, 148399704, 517843422, 705114520, 398159926, 1173206822, 3621090124, 6895084900]