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A161031 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 1
9 1
10 1
11 1
12 1
13 1
14 2
15 1
16 2
17 1
18 2
19 1
20 2
21 3
22 3
23 3
24 5
25 4
26 5
27 6
28 7
29 7
30 9
31 9
32 10
33 11
34 12
35 14
36 14
37 15
38 16
39 17
40 19
41 19
42 22
43 23
44 25
45 28
46 29
47 32
48 35
49 38
50 41
51 44
52 47
53 51
54 55
55 59
56 65
57 68
58 73
59 79
60 84
61 90
62 96
63 104
64 112
65 118
66 126
67 133
68 142
69 151
70 161
71 170
72 182
73 190
74 202
75 212
76 224
77 237
78 251
79 264

[0,0,0,0,0,0,1,1,1,1,1,1,1,2,1,2,1,2,1,2,3,3,3,5,
 4,5,6,7,7,9,9,10,11,12,14,14,15,16,17,19,19,22,23,
 25,28,29,32,35,38,41,44,47,51,55,59,65,68,73,79,
 84,90,96,104,112,118,126,133,142,151,161,170,182,
 190,202,212,224,237,251,264]

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Last modified January 25 23:56 EST 2022. Contains 350572 sequences. (Running on oeis4.)