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A161457 as a simple table

n a(n)
0 1
1 9
2 44
3 155
4 440
5 1068
6 2298
7 4489
8 8095
9 13640
10 21670
11 32683
12 47043
13 64889
14 86054
15 110010
16 135853
17 162337
18 187959
19 211089
20 230131
21 243694
22 250749
23 250749
24 243694
25 230131
26 211089
27 187959
28 162337
29 135853
30 110010
31 86054
32 64889
33 47043
34 32683
35 21670
36 13640
37 8095
38 4489
39 2298
40 1068
41 440
42 155
43 44
44 9
45 1

[1,9,44,155,440,1068,2298,4489,8095,13640,21670,
 32683,47043,64889,86054,110010,135853,162337,
 187959,211089,230131,243694,250749,250749,243694,
 230131,211089,187959,162337,135853,110010,86054,
 64889,47043,32683,21670,13640,8095,4489,2298,1068,
 440,155,44,9,1]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)