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A266861 as a simple table

n a(n)
1 1
2 1
3 0
4 1
5 0
6 1
7 1
8 0
9 4
10 2
11 1
12 0
13 17
14 39
15 9
16 1
17 0
18 66
19 999
20 1281
21 44
22 1
23 0
24 324
25 31501
26 328701
27 67240
28 265
29 1
30 0
31 1565
32 1115170
33 104767812
34 200359723
35 5126572
36 1854
37 1
38 0
39 7908
40 41983402
41 37478933496
42 781538349425
43 215846101578
44 531096757
45 14833
46 1
47 0

[1,1,0,1,0,1,1,0,4,2,1,0,17,39,9,1,0,66,999,1281,
 44,1,0,324,31501,328701,67240,265,1,0,1565,
 1115170,104767812,200359723,5126572,1854,1,0,7908,
 41983402,37478933496,781538349425,215846101578,
 531096757,14833,1,0]

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Last modified January 27 05:10 EST 2021. Contains 340451 sequences. (Running on oeis4.)