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A005201 as a simple table

n a(n)
1 1
2 0
3 1
4 1
5 5
6 10
7 31
8 72
9 201
10 509
11 1374
12 3587
13 9647
14 25686
15 69348
16 187052
17 508480
18 1384959
19 3791466
20 10407842
21 28677319
22 79231664
23 219557624
24 609922977
25 1698526750
26 4740469708
27 13258136509
28 37151664771
29 104294992317
30 293279485007

[1,0,1,1,5,10,31,72,201,509,1374,3587,9647,25686,
 69348,187052,508480,1384959,3791466,10407842,
 28677319,79231664,219557624,609922977,1698526750,
 4740469708,13258136509,37151664771,104294992317,
 293279485007]

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Last modified April 23 06:45 EDT 2024. Contains 371906 sequences. (Running on oeis4.)