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A247168 as a simple table

n a(n)
1 6
2 22
3 66
4 209
5 655
6 2059
7 6468
8 20321
9 63839
10 200556
11 630065
12 1979408
13 6218494
14 19535974
15 61374075
16 192812343
17 605737840
18 1902981546
19 5978392847
20 18781675046
21 59004372349
22 185367702702
23 582349813020
24 1829505894404
25 5747562277559
26 18056499427227

[6,22,66,209,655,2059,6468,20321,63839,200556,
 630065,1979408,6218494,19535974,61374075,
 192812343,605737840,1902981546,5978392847,
 18781675046,59004372349,185367702702,582349813020,
 1829505894404,5747562277559,18056499427227]

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Last modified July 23 17:14 EDT 2024. Contains 374552 sequences. (Running on oeis4.)