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A109678 as a simple table

n a(n)
1 1
2 5
3 14
4 30
5 55
6 91
7 140
8 204
9 285
10 385
11 506
12 650
13 819
14 1015
15 1240
16 1496
17 1785
18 2109
19 2470
20 2870
21 3311
22 3795
23 4324
24 4900
25 5525
26 6201
27 6930
28 7714
29 8555
30 9455
31 10416
32 11440
33 12529
34 13685
35 14910
36 16206
37 17575
38 19019
39 20540
40 22140
41 23821
42 25585

[1,5,14,30,55,91,140,204,285,385,506,650,819,1015,
 1240,1496,1785,2109,2470,2870,3311,3795,4324,4900,
 5525,6201,6930,7714,8555,9455,10416,11440,12529,
 13685,14910,16206,17575,19019,20540,22140,23821,
 25585]

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Last modified April 25 09:11 EDT 2024. Contains 371964 sequences. (Running on oeis4.)