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.

A099607 Antidiagonal sums of triangle A099605, in which row n equals the inverse binomial transform of column n of the triangle A034870 of even-indexed rows of Pascal's triangle.

Table of values

n a(n)
0 1
1 2
2 3
3 9
4 21
5 40
6 100
7 225
8 482
9 1119
10 2513
11 5565
12 12636
13 28376
14 63481
15 143118
16 321483
17 721413
18 1622729
19 3645740
20 8188668
21 18406009
22 41355654
23 92914375
24 208799157
25 469157625
26 1054150840
27 2368736000
28 5322460497
29 11959337226

List of values

[1, 2, 3, 9, 21, 40, 100, 225, 482, 1119, 2513, 5565, 12636, 28376, 63481, 143118, 321483, 721413, 1622729, 3645740, 8188668, 18406009, 41355654, 92914375, 208799157, 469157625, 1054150840, 2368736000, 5322460497, 11959337226]