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A128570 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 2
5 4
6 1
7 3
8 12
9 28
10 1
11 4
12 24
13 114
14 276
15 1
16 5
17 40
18 288
19 1440
20 3480
21 1
22 6
23 60
24 580
25 4440
26 22368
27 53232
28 1
29 7
30 84
31 1020
32 10560
33 82080
34 409248
35 955524
36 1
37 8
38 112
39 1638
40 21420
41 226560
42 1752000
43 8585088
44 19672320
45 1
46 9
47 144
48 2464
49 38976
50 523320
51 5532960
52 42178800
53 202733760
54 456803328
55 1
56 10
57 180
58 3528
59 65520
60 1068480
61 14399280
62 150570240
63 1127335680
64 5317663680
65 11810032896
66 1
67 11
68 220
69 4860
70 103680
71 1991808
72 32716992
73 437433780
74 4501422240
75 33073099200
76 153345634560
77 336463895808

[1,1,1,1,2,4,1,3,12,28,1,4,24,114,276,1,5,40,288,
 1440,3480,1,6,60,580,4440,22368,53232,1,7,84,1020,
 10560,82080,409248,955524,1,8,112,1638,21420,
 226560,1752000,8585088,19672320,1,9,144,2464,
 38976,523320,5532960,42178800,202733760,456803328,
 1,10,180,3528,65520,1068480,14399280,150570240,
 1127335680,5317663680,11810032896,1,11,220,4860,
 103680,1991808,32716992,437433780,4501422240,
 33073099200,153345634560,336463895808]

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Last modified April 24 11:11 EDT 2024. Contains 371936 sequences. (Running on oeis4.)