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A037489 as a simple table

n a(n)
1 2
2 9
3 38
4 153
5 614
6 2457
7 9830
8 39321
9 157286
10 629145
11 2516582
12 10066329
13 40265318
14 161061273
15 644245094
16 2576980377
17 10307921510
18 41231686041
19 164926744166
20 659706976665
21 2638827906662
22 10555311626649
23 42221246506598

[2,9,38,153,614,2457,9830,39321,157286,629145,
 2516582,10066329,40265318,161061273,644245094,
 2576980377,10307921510,41231686041,164926744166,
 659706976665,2638827906662,10555311626649,
 42221246506598]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)