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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.

A100543 Sum of first n terms of A_n (signed values).

Table of values

n a(n)
1 0
2 3
3 3
4 0
5 10
6 12
7 1
8 24
9 25
10 32
11 116
12 12
13 412
14 109
15 126
16 2389
17 12497
18 28772
19 126
20 72795
21 247786
22 770213
23 159378001963452599312
24 2169128
25 -26
26 311
27 378
28 789
29 10015050
30 75
31 74253544
32 7881195
33 2461717833658872781238383813854943728
34 51
35 17
36 -250
37 855
38 2
39 -29979
40 3087
41 215308
42 123456790123456790123456790123456790123452
43 132813776
44 1086162642
45 1836311902
46 400276874544

List of values

[0, 3, 3, 0, 10, 12, 1, 24, 25, 32, 116, 12, 412, 109, 126, 2389, 12497, 28772, 126, 72795, 247786, 770213, 159378001963452599312, 2169128, -26, 311, 378, 789, 10015050, 75, 74253544, 7881195, 2461717833658872781238383813854943728, 51, 17, -250, 855, 2, -29979, 3087, 215308, 123456790123456790123456790123456790123452, 132813776, 1086162642, 1836311902, 400276874544]

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

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