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.

A106523 Diagonal sums of number triangle A106522.

Table of values

n a(n)
0 1
1 1
2 3
3 4
4 10
5 14
6 33
7 49
8 109
9 170
10 362
11 586
12 1207
13 2011
14 4037
15 6878
16 13536
17 23464
18 45475
19 79891
20 153011
21 271612
22 515460
23 922372
24 1738101
25 3129565
26 5865063
27 10611336
28 19802382
29 35960970
30 66888917
31 121820229
32 226016385
33 412547222

List of values

[1, 1, 3, 4, 10, 14, 33, 49, 109, 170, 362, 586, 1207, 2011, 4037, 6878, 13536, 23464, 45475, 79891, 153011, 271612, 515460, 922372, 1738101, 3129565, 5865063, 10611336, 19802382, 35960970, 66888917, 121820229, 226016385, 412547222]

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

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