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A191296 as a simple table

n a(n)
2 11
3 36
4 140
5 540
6 2108
7 8316
8 33020
9 131580
10 525308
11 2099196
12 8392700
13 33562620
14 134234108
15 536903676
16 2147549180
17 8590065660
18 34360000508
19 137439477756
20 549756862460
21 2199025352700
22 8796097216508
23 35184380477436
24 140737505132540
25 562949986975740
26 2251799880794108
27 9007199388958716
28 36028797287399420

[11,36,140,540,2108,8316,33020,131580,525308,
 2099196,8392700,33562620,134234108,536903676,
 2147549180,8590065660,34360000508,137439477756,
 549756862460,2199025352700,8796097216508,
 35184380477436,140737505132540,562949986975740,
 2251799880794108,9007199388958716,
 36028797287399420]

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Last modified April 25 10:22 EDT 2024. Contains 371967 sequences. (Running on oeis4.)