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.

A320170 Every pair of consecutive numbers sums to a palindrome, starting with a(0)=1; a(1)=10, and taking a(n) = smallest number > a(n-2).

Table of values

n a(n)
0 1
1 10
2 12
3 21
4 23
5 32
6 34
7 43
8 45
9 54
10 47
11 64
12 57
13 74
14 67
15 84
16 77
17 94
18 87
19 104
20 98
21 114
22 108
23 124
24 118
25 134
26 128
27 144
28 138
29 154
30 149
31 164
32 159
33 174
34 169
35 184
36 179
37 194
38 189
39 204
40 200
41 214
42 210
43 224
44 220
45 234
46 230
47 244
48 240
49 254
50 251
51 264
52 261
53 274
54 271

List of values

[1, 10, 12, 21, 23, 32, 34, 43, 45, 54, 47, 64, 57, 74, 67, 84, 77, 94, 87, 104, 98, 114, 108, 124, 118, 134, 128, 144, 138, 154, 149, 164, 159, 174, 169, 184, 179, 194, 189, 204, 200, 214, 210, 224, 220, 234, 230, 244, 240, 254, 251, 264, 261, 274, 271]

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

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