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A331197 as a simple table

n a(n)
0 0
1 1
2 7
3 28
4 104
5 332
6 1032
7 2983
8 8384
9 22622
10 59479
11 151902
12 379616
13 927521
14 2224100
15 5236410
16 12130549
17 27669296
18 62229605
19 138095206
20 302672402
21 655627183
22 1404598865
23 2977830134
24 6251059210
25 12999297747
26 26791987616
27 54750232180
28 110977385294
29 223204454700
30 445590973235

[0,1,7,28,104,332,1032,2983,8384,22622,59479,
 151902,379616,927521,2224100,5236410,12130549,
 27669296,62229605,138095206,302672402,655627183,
 1404598865,2977830134,6251059210,12999297747,
 26791987616,54750232180,110977385294,223204454700,
 445590973235]

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Last modified May 9 18:53 EDT 2024. Contains 372354 sequences. (Running on oeis4.)