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A034223 as a simple table

n a(n)
1 1
2 4
3 10
4 20
5 35
6 57
7 87
8 127
9 179
10 245
11 327
12 428
13 550
14 696
15 869

[1,4,10,20,35,57,87,127,179,245,327,428,550,696,
 869]

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Last modified June 20 00:16 EDT 2021. Contains 345154 sequences. (Running on oeis4.)