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A099946 as a simple table

n a(n)
2 1
3 1
4 1
5 3
6 2
7 10
8 15
9 35
10 28
11 252
12 210
13 2310
14 1980
15 1716
16 3003
17 45045
18 40040
19 680680
20 612612
21 554268
22 503880
23 10581480
24 9699690
25 44618574
26 41186376
27 114406600
28 106234700
29 2868336900
30 2677114440
31 77636318760
32 145568097675
33 136745788725

[1,1,1,3,2,10,15,35,28,252,210,2310,1980,1716,
 3003,45045,40040,680680,612612,554268,503880,
 10581480,9699690,44618574,41186376,114406600,
 106234700,2868336900,2677114440,77636318760,
 145568097675,136745788725]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)