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A048001 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 2
8 12
9 18
10 63
11 168
12 224
13 504
14 1014
15 1270
16 2420
17 4620
18 5742
19 12012
20 27027
21 35035
22 84119
23 199304
24 260064
25 601664
26 1339464
27 1720944
28 3755844
29 8093214
30 10329750
31 22591800
32 49876200
33 64071194
34 144780009

[0,0,0,0,0,0,2,12,18,63,168,224,504,1014,1270,
 2420,4620,5742,12012,27027,35035,84119,199304,
 260064,601664,1339464,1720944,3755844,8093214,
 10329750,22591800,49876200,64071194,144780009]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)