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A068921 as a simple table

n a(n)
0 1
1 1
2 2
3 3
4 4
5 6
6 9
7 13
8 19
9 28
10 41
11 60
12 88
13 129
14 189
15 277
16 406
17 595
18 872
19 1278
20 1873
21 2745
22 4023
23 5896
24 8641
25 12664
26 18560
27 27201
28 39865
29 58425
30 85626
31 125491
32 183916
33 269542
34 395033
35 578949
36 848491
37 1243524
38 1822473
39 2670964
40 3914488
41 5736961

[1,1,2,3,4,6,9,13,19,28,41,60,88,129,189,277,406,
 595,872,1278,1873,2745,4023,5896,8641,12664,18560,
 27201,39865,58425,85626,125491,183916,269542,
 395033,578949,848491,1243524,1822473,2670964,
 3914488,5736961]

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Last modified April 25 09:38 EDT 2024. Contains 371967 sequences. (Running on oeis4.)