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A158040 as a simple table

n a(n)
1 2
2 32
3 258
4 1664
5 9710
6 53664
7 286762
8 1497600
9 7691238
10 38995360
11 195696226
12 973894272
13 4812812446
14 23642953376
15 115552680090
16 562240972800
17 2724987988054
18 13161369525408
19 63371643947474
20 304287501281920
21 1457424739149582
22 6964697175476128

[2,32,258,1664,9710,53664,286762,1497600,7691238,
 38995360,195696226,973894272,4812812446,
 23642953376,115552680090,562240972800,
 2724987988054,13161369525408,63371643947474,
 304287501281920,1457424739149582,6964697175476128]

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Last modified May 31 22:12 EDT 2024. Contains 373007 sequences. (Running on oeis4.)