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A000064 as a simple table

n a(n)
0 1
1 2
2 4
3 6
4 9
5 13
6 18
7 24
8 31
9 39
10 50
11 62
12 77
13 93
14 112
15 134
16 159
17 187
18 218
19 252
20 292
21 335
22 384
23 436
24 494
25 558
26 628
27 704
28 786
29 874
30 972
31 1076
32 1190
33 1310
34 1440
35 1580
36 1730
37 1890
38 2060
39 2240
40 2435
41 2640
42 2860
43 3090
44 3335
45 3595
46 3870
47 4160
48 4465
49 4785
50 5126

[1,2,4,6,9,13,18,24,31,39,50,62,77,93,112,134,159,
 187,218,252,292,335,384,436,494,558,628,704,786,
 874,972,1076,1190,1310,1440,1580,1730,1890,2060,
 2240,2435,2640,2860,3090,3335,3595,3870,4160,4465,
 4785,5126]

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Last modified September 20 15:47 EDT 2020. Contains 337265 sequences. (Running on oeis4.)