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A209815 as a simple table

n a(n)
1 0
2 1
3 4
4 10
5 23
6 47
7 90
8 164
9 288
10 488
11 807
12 1303
13 2063
14 3210
15 4920
16 7434
17 11098
18 16380
19 23928
20 34624
21 49668
22 70667
23 99795
24 139935
25 194930
26 269857
27 371413
28 508363
29 692195
30 937838
31 1264685
32 1697810
33 2269557
34 3021462
35 4006812
36 5293650
37 6968730
38 9142306
39 11954194

[0,1,4,10,23,47,90,164,288,488,807,1303,2063,3210,
 4920,7434,11098,16380,23928,34624,49668,70667,
 99795,139935,194930,269857,371413,508363,692195,
 937838,1264685,1697810,2269557,3021462,4006812,
 5293650,6968730,9142306,11954194]

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Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)