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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.

A317444 Number of permutations of [n] whose lengths of increasing runs are distinct Fibonacci numbers.

Table of values

n a(n)
0 1
1 1
2 1
3 5
4 6
5 19
6 212
7 40
8 757
9 2170
10 13546
11 379084
12 8978
13 73195
14 2702092
15 772852
16 38833826
17 213557110
18 2390871412
19 150689939006
20 9394670
21 634504029
22 4522073096
23 63395566566
24 5160905755362
25 192831696582
26 3068824154606
27 289158899744046
28 116561588867106

List of values

[1, 1, 1, 5, 6, 19, 212, 40, 757, 2170, 13546, 379084, 8978, 73195, 2702092, 772852, 38833826, 213557110, 2390871412, 150689939006, 9394670, 634504029, 4522073096, 63395566566, 5160905755362, 192831696582, 3068824154606, 289158899744046, 116561588867106]

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

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