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A121228 as a simple table

n a(n)
1 0
2 0
3 5
4 13
5 1732
6 10705
7 697733
8 6539451
9 320055263
10 3757649717
11 159846296757
12 2168151028368
13 84710946309286
14 1271782693566515
15 46887132021495098
16 758979280972648162
17 26825721979648877998
18 460233727565745799839
19 15752977776622170172890
20 283061660420599350271338

[0,0,5,13,1732,10705,697733,6539451,320055263,
 3757649717,159846296757,2168151028368,
 84710946309286,1271782693566515,46887132021495098,
 758979280972648162,26825721979648877998,
 460233727565745799839,15752977776622170172890,
 283061660420599350271338]

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)