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A042671 as a simple table

n a(n)
0 1
1 2
2 5
3 17
4 56
5 73
6 129
7 202
8 533
9 3400
10 20933
11 45266
12 66199
13 111465
14 177664
15 644457
16 2111035
17 4866527
18 11844089
19 691823689
20 1395491467
21 3482806623
22 11843911336
23 39014540631
24 50858451967
25 89872992598
26 140731444565
27 371335881728
28 2368746734933

[1,2,5,17,56,73,129,202,533,3400,20933,45266,
 66199,111465,177664,644457,2111035,4866527,
 11844089,691823689,1395491467,3482806623,
 11843911336,39014540631,50858451967,89872992598,
 140731444565,371335881728,2368746734933]

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Last modified April 24 12:51 EDT 2024. Contains 371943 sequences. (Running on oeis4.)