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A183561 as a simple table

n a(n)
4 1
5 0
6 1
7 1
8 3
9 3
10 5
11 6
12 10
13 13
14 20
15 23
16 35
17 44
18 61
19 78
20 103
21 131
22 174
23 219
24 285
25 355
26 456
27 567
28 721
29 894
30 1117
31 1382
32 1718
33 2109
34 2607
35 3180
36 3902
37 4747
38 5789
39 7010
40 8500
41 10251
42 12373
43 14867
44 17868
45 21369
46 25584
47 30505
48 36372
49 43233
50 51350
51 60834
52 72039

[1,0,1,1,3,3,5,6,10,13,20,23,35,44,61,78,103,131,
 174,219,285,355,456,567,721,894,1117,1382,1718,
 2109,2607,3180,3902,4747,5789,7010,8500,10251,
 12373,14867,17868,21369,25584,30505,36372,43233,
 51350,60834,72039]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)