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A019561 as a simple table

n a(n)
0 1
1 50
2 450
3 1970
4 5890
5 14002
6 28610
7 52530
8 89090
9 142130
10 216002
11 315570
12 446210
13 613810
14 824770
15 1086002
16 1404930
17 1789490
18 2248130
19 2789810
20 3424002
21 4160690
22 5010370
23 5984050
24 7093250
25 8350002

[1,50,450,1970,5890,14002,28610,52530,89090,
 142130,216002,315570,446210,613810,824770,1086002,
 1404930,1789490,2248130,2789810,3424002,4160690,
 5010370,5984050,7093250,8350002]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)