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A221305 as a simple table

n a(n)
1 0
2 10
3 0
4 312
5 0
6 10042
7 0
8 319226
9 0
10 10133708
11 0
12 321533586
13 0
14 10200714244
15 0
16 323608871782
17 0
18 10266122386790
19 0
20 325680263163306
21 0
22 10331804351728716
23 0
24 327763686122256921
25 0
26 10397896202291347434
27 0
28 329860349856599608391
29 0

[0,10,0,312,0,10042,0,319226,0,10133708,0,
 321533586,0,10200714244,0,323608871782,0,
 10266122386790,0,325680263163306,0,
 10331804351728716,0,327763686122256921,0,
 10397896202291347434,0,329860349856599608391,0]

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Last modified March 28 04:13 EDT 2024. Contains 371235 sequences. (Running on oeis4.)