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A229905 as a simple table

n a(n)
0 0
1 1
2 1
3 2
4 4
5 10
6 30
7 26
8 78
9 156
10 278
11 722
12 1827
13 3140
14 7800
15 5810
16 21016
17 40260
18 76104
19 173836
20 394492
21 520775
22 1376090
23 3080882
24 6887040
25 12734023
26 28266044
27 44217698
28 114969792
29 211934801
30 464129402
31 354151217
32 1360414116
33 2644465928
34 5134476403

[0,1,1,2,4,10,30,26,78,156,278,722,1827,3140,7800,
 5810,21016,40260,76104,173836,394492,520775,
 1376090,3080882,6887040,12734023,28266044,
 44217698,114969792,211934801,464129402,354151217,
 1360414116,2644465928,5134476403]

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Last modified April 24 05:26 EDT 2024. Contains 371918 sequences. (Running on oeis4.)