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A198324 as a simple table

n a(n)
0 1
1 0
2 1
3 1
4 4
5 10
6 35
7 116
8 427
9 1584
10 6146
11 24216
12 97754
13 400080
14 1662645
15 6986127
16 29669872
17 127101015
18 548839687
19 2386211664
20 10439207266
21 45920497075
22 203004397362
23 901459381683
24 4019351034816
25 17987665701788
26 80773320086286
27 363842478143834

[1,0,1,1,4,10,35,116,427,1584,6146,24216,97754,
 400080,1662645,6986127,29669872,127101015,
 548839687,2386211664,10439207266,45920497075,
 203004397362,901459381683,4019351034816,
 17987665701788,80773320086286,363842478143834]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)