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A087150 as a simple table

n a(n)
1 1
2 2
3 6
4 20
5 40
6 42
7 54
8 90
9 168
10 236
11 406
12 712
13 1094
14 1602
15 2240
16 2970
17 3690
18 4874
19 5008
20 5710
21 8338
22 9714
23 10496
24 11314
25 12812
26 19924
27 27678
28 37748
29 49142
30 55996
31 71438
32 92420
33 104866
34 110158
35 128642
36 143030
37 151098
38 158264
39 208234
40 213902

[1,2,6,20,40,42,54,90,168,236,406,712,1094,1602,
 2240,2970,3690,4874,5008,5710,8338,9714,10496,
 11314,12812,19924,27678,37748,49142,55996,71438,
 92420,104866,110158,128642,143030,151098,158264,
 208234,213902]

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Last modified April 25 08:20 EDT 2024. Contains 371964 sequences. (Running on oeis4.)