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A257601 as a simple table

n a(n)
0 2
1 35
2 100
3 210
4 380
5 627
6 970
7 1430
8 2030
9 2795
10 3752
11 4930
12 6360
13 8075
14 10110
15 12502
16 15290
17 18515
18 22220
19 26450
20 31252
21 36675
22 42770
23 49590
24 57190
25 65627
26 74960
27 85250
28 96560
29 108955
30 122502
31 137270
32 153330
33 170755
34 189620
35 210002
36 231980
37 255635
38 281050
39 308310
40 337502

[2,35,100,210,380,627,970,1430,2030,2795,3752,
 4930,6360,8075,10110,12502,15290,18515,22220,
 26450,31252,36675,42770,49590,57190,65627,74960,
 85250,96560,108955,122502,137270,153330,170755,
 189620,210002,231980,255635,281050,308310,337502]

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Last modified April 24 15:18 EDT 2024. Contains 371960 sequences. (Running on oeis4.)