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A212916 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 10
5 26
6 76
7 232
8 764
9 2620
10 9496
11 35695
12 140140
13 568360
14 2389192
15 10338315
16 46118592
17 211120144
18 992316928
19 4773362476
20 23500234512
21 118125854560
22 606106812640
23 3168660576795
24 16872323635132
25 91369920670420
26 503022250919640
27 2811920834508705

[1,1,2,4,10,26,76,232,764,2620,9496,35695,140140,
 568360,2389192,10338315,46118592,211120144,
 992316928,4773362476,23500234512,118125854560,
 606106812640,3168660576795,16872323635132,
 91369920670420,503022250919640,2811920834508705]

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Last modified May 14 04:27 EDT 2021. Contains 343872 sequences. (Running on oeis4.)