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A000429 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 1
10 8
11 43
12 188
13 728
14 2593
15 8706
16 27961
17 86802
18 262348
19 776126
20 2256418
21 6466614
22 18311915
23 51334232
24 142673720
25 393611872
26 1078955836
27 2941029334
28 7977065816
29 21541492856
30 57942770689
31 155304829763
32 414934057486

[0,0,0,0,0,0,0,0,1,8,43,188,728,2593,8706,27961,
 86802,262348,776126,2256418,6466614,18311915,
 51334232,142673720,393611872,1078955836,
 2941029334,7977065816,21541492856,57942770689,
 155304829763,414934057486]

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Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)