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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.

A055883 Exponential transform of Pascal's triangle A007318.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 4
5 2
6 5
7 15
8 15
9 5
10 15
11 60
12 90
13 60
14 15
15 52
16 260
17 520
18 520
19 260
20 52
21 203
22 1218
23 3045
24 4060
25 3045
26 1218
27 203
28 877
29 6139
30 18417
31 30695
32 30695
33 18417
34 6139
35 877
36 4140
37 33120
38 115920
39 231840
40 289800
41 231840
42 115920
43 33120
44 4140
45 21147

List of values

[1, 1, 1, 2, 4, 2, 5, 15, 15, 5, 15, 60, 90, 60, 15, 52, 260, 520, 520, 260, 52, 203, 1218, 3045, 4060, 3045, 1218, 203, 877, 6139, 18417, 30695, 30695, 18417, 6139, 877, 4140, 33120, 115920, 231840, 289800, 231840, 115920, 33120, 4140, 21147]

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

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