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A249691 as a simple table

n a(n)
0 2
1 7
2 36
3 204
4 1210
5 7371
6 45696
7 286824
8 1817046
9 11593725
10 74397180
11 479634480
12 3104160696
13 20155648324
14 131239189440
15 856606186128
16 5602957906638
17 36716657444145
18 241006055925180
19 1584293462159100
20 10428491209564890

[2,7,36,204,1210,7371,45696,286824,1817046,
 11593725,74397180,479634480,3104160696,
 20155648324,131239189440,856606186128,
 5602957906638,36716657444145,241006055925180,
 1584293462159100,10428491209564890]

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Last modified April 28 06:27 EDT 2024. Contains 372020 sequences. (Running on oeis4.)