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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.

A249779 Row "sums" of Pascal triangle (A007318), using operation <+> defined in comment in A245618.

Table of values

n a(n)
0 1
1 2
2 2
3 2
4 2
5 22
6 20
7 28
8 2
9 494
10 912
11 1672
12 2376
13 4836
14 4160
15 4184
16 2
17 131038
18 261800
19 522272
20 1035804
21 2053288
22 3977272
23 7742352
24 13942968
25 28016020
26 47111040
27 84948528
28 92072064
29 272727022
30 249686810
31 167376688
32 2
33 8589934526
34 17179867992
35 34359725136

List of values

[1, 2, 2, 2, 2, 22, 20, 28, 2, 494, 912, 1672, 2376, 4836, 4160, 4184, 2, 131038, 261800, 522272, 1035804, 2053288, 3977272, 7742352, 13942968, 28016020, 47111040, 84948528, 92072064, 272727022, 249686810, 167376688, 2, 8589934526, 17179867992, 34359725136]

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

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