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A161208 as a simple table

n a(n)
0 0
1 1
2 3
3 6
4 10
5 15
6 21
7 28
8 34
9 40
10 49
11 61
12 76
13 91
14 105
15 120
16 130
17 136
18 145
19 158
20 175
21 196
22 221
23 249
24 276
25 298
26 322
27 354
28 395
29 435
30 469
31 502
32 520
33 526
34 535
35 548
36 565
37 586
38 611
39 640
40 669
41 696
42 729
43 774
44 831
45 894
46 955
47 1015
48 1066
49 1096
50 1120
51 1155
52 1202
53 1261
54 1332

[0,1,3,6,10,15,21,28,34,40,49,61,76,91,105,120,
 130,136,145,158,175,196,221,249,276,298,322,354,
 395,435,469,502,520,526,535,548,565,586,611,640,
 669,696,729,774,831,894,955,1015,1066,1096,1120,
 1155,1202,1261,1332]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)