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A290447 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 5
6 15
7 35
8 70
9 124
10 200
11 300
12 445
13 627
14 875
15 1189
16 1564
17 2006
18 2568
19 3225
20 4035
21 4972
22 6030
23 7250
24 8701
25 10323
26 12156
27 14235
28 16554
29 19124
30 22072
31 25250
32 28863
33 32827
34 37166
35 41949
36 47142
37 52653
38 58794
39 65503
40 72741
41 80437

[0,0,0,1,5,15,35,70,124,200,300,445,627,875,1189,
 1564,2006,2568,3225,4035,4972,6030,7250,8701,
 10323,12156,14235,16554,19124,22072,25250,28863,
 32827,37166,41949,47142,52653,58794,65503,72741,
 80437]

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Last modified April 19 02:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)