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A276643 as a simple table

n a(n)
0 1
1 4
2 10
3 20
4 35
5 56
6 84
7 120
8 165
9 220
10 282
11 348
12 415
13 480
14 540
15 592
16 633
17 660
18 670
19 660
20 633
21 592
22 540
23 480
24 415
25 348
26 282
27 220
28 165
29 120
30 84
31 56
32 35
33 20
34 10
35 4
36 1

[1,4,10,20,35,56,84,120,165,220,282,348,415,480,
 540,592,633,660,670,660,633,592,540,480,415,348,
 282,220,165,120,84,56,35,20,10,4,1]

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Last modified April 18 20:37 EDT 2021. Contains 343089 sequences. (Running on oeis4.)