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A111515 as a simple table

n a(n)
0 1
1 5
2 176
3 56
4 4565
5 385
6 63261
7 1958
8 614154
9 8349
10 4697205
11 31185
12 30167357
13 105558
14 169229875
15 329931
16 851376628
17 966467
18 3913864295
19 2679689
20 16670689208
21 7089500
22 66493182097
23 18004327
24 250438925115
25 44108109
26 896684817527
27 104651419
28 3068829878530

[1,5,176,56,4565,385,63261,1958,614154,8349,
 4697205,31185,30167357,105558,169229875,329931,
 851376628,966467,3913864295,2679689,16670689208,
 7089500,66493182097,18004327,250438925115,
 44108109,896684817527,104651419,3068829878530]

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Last modified July 18 01:34 EDT 2024. Contains 374377 sequences. (Running on oeis4.)