A073907 - OEIS

A073907 as a simple table

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	6
8	7
9	8
10	9
11	11
12	12
13	33
14	24
15	15
16	36
17	77
18	24
19	36
20	0
21	0
22	168
23	0
24	378
25	135
26	48
27	0
28	36
29	0
30	0
31	273
32	0
33	0
34	168
35	525
36	0
37	999
38	476
39	0
40	0
41	0
42	288
43	0
44	0
45	175
46	1296
47	0
48	0
49	0
50	0
51	0
52	378
53	0
54	0
55	495
56	0
57	0
58	384
59	3577
60	0
61	0
62	0
63	0
64	1296
65	0
66	728
67	0
68	0
69	0
70	0
71	0
72	0
73	1197
74	448
75	0
76	0
77	0
78	0
79	0
80	0
81	0
82	1368
83	0
84	0

[1,2,3,4,5,7,6,7,8,9,11,12,33,24,15,36,77,24,36,0, 0,168,0,378,135,48,0,36,0,0,273,0,0,168,525,0,999, 476,0,0,0,288,0,0,175,1296,0,0,0,0,0,378,0,0,495, 0,0,384,3577,0,0,0,0,1296,0,728,0,0,0,0,0,0,1197, 448,0,0,0,0,0,0,0,1368,0,0]