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A037955 as a simple table

n a(n)
0 0
1 0
2 1
3 1
4 4
5 5
6 15
7 21
8 56
9 84
10 210
11 330
12 792
13 1287
14 3003
15 5005
16 11440
17 19448
18 43758
19 75582
20 167960
21 293930
22 646646
23 1144066
24 2496144
25 4457400
26 9657700
27 17383860
28 37442160
29 67863915
30 145422675
31 265182525
32 565722720
33 1037158320
34 2203961430
35 4059928950
36 8597496600
37 15905368710
38 33578000610
39 62359143990

[0,0,1,1,4,5,15,21,56,84,210,330,792,1287,3003,
 5005,11440,19448,43758,75582,167960,293930,646646,
 1144066,2496144,4457400,9657700,17383860,37442160,
 67863915,145422675,265182525,565722720,1037158320,
 2203961430,4059928950,8597496600,15905368710,
 33578000610,62359143990]

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Last modified April 23 12:44 EDT 2024. Contains 371913 sequences. (Running on oeis4.)