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A000384 as a simple table

n a(n)
0 0
1 1
2 6
3 15
4 28
5 45
6 66
7 91
8 120
9 153
10 190
11 231
12 276
13 325
14 378
15 435
16 496
17 561
18 630
19 703
20 780
21 861
22 946
23 1035
24 1128
25 1225
26 1326
27 1431
28 1540
29 1653
30 1770
31 1891
32 2016
33 2145
34 2278
35 2415
36 2556
37 2701
38 2850
39 3003
40 3160
41 3321
42 3486
43 3655
44 3828
45 4005
46 4186
47 4371
48 4560

[0,1,6,15,28,45,66,91,120,153,190,231,276,325,378,
 435,496,561,630,703,780,861,946,1035,1128,1225,
 1326,1431,1540,1653,1770,1891,2016,2145,2278,2415,
 2556,2701,2850,3003,3160,3321,3486,3655,3828,4005,
 4186,4371,4560]

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Last modified March 19 07:41 EDT 2024. Contains 370958 sequences. (Running on oeis4.)