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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.

A335714 The sum of the sizes (positions) of fixed points over all compositions of n.

Table of values

n a(n)
1 1
2 1
3 4
4 8
5 19
6 41
7 89
8 189
9 398
10 830
11 1719
12 3539
13 7251
14 14797
15 30096
16 61044
17 123531
18 249501
19 503117
20 1013165
21 2037986
22 4095546
23 8223919
24 16502823
25 33097639
26 66349021
27 132954724
28 266337584
29 533388643
30 1067965265
31 2137907009
32 4279099869
33 8563658486
34 17136379382

List of values

[1, 1, 4, 8, 19, 41, 89, 189, 398, 830, 1719, 3539, 7251, 14797, 30096, 61044, 123531, 249501, 503117, 1013165, 2037986, 4095546, 8223919, 16502823, 33097639, 66349021, 132954724, 266337584, 533388643, 1067965265, 2137907009, 4279099869, 8563658486, 17136379382]

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

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