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A247661 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 12
5 20
6 35
7 56
8 92
9 142
10 221
11 330
12 496
13 724
14 1056
15 1512
16 2155
17 3028
18 4240
19 5866
20 8085 

[1,1,3,6,12,20,35,56,92,142,221,330,496,724,1056,
 1512,2155,3028,4240,5866,8085]

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Last modified September 8 16:23 EDT 2024. Contains 375753 sequences. (Running on oeis4.)