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A009919 as a simple table

n a(n)
0 1
1 4
2 10
3 21
4 34
5 47
6 72
7 108
8 136
9 162
10 200
11 247
12 300
13 352
14 400
15 454
16 519
17 591
18 665
19 739
20 815
21 898
22 986
23 1079
24 1180
25 1277
26 1375
27 1486
28 1598
29 1711
30 1834
31 1964
32 2093
33 2218
34 2349
35 2495
36 2648
37 2797
38 2945
39 3094
40 3250
41 3424
42 3605
43 3777
44 3945
45 4119
46 4304

[1,4,10,21,34,47,72,108,136,162,200,247,300,352,
 400,454,519,591,665,739,815,898,986,1079,1180,
 1277,1375,1486,1598,1711,1834,1964,2093,2218,2349,
 2495,2648,2797,2945,3094,3250,3424,3605,3777,3945,
 4119,4304]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)