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A308871 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 1
7 1
8 2
9 4
10 7
11 11
12 19
13 26
14 40
15 57
16 81
17 109
18 153
19 198
20 264
21 342
22 442
23 556
24 710
25 875
26 1093
27 1338
28 1638
29 1975
30 2398
31 2855
32 3416
33 4040
34 4779
35 5595
36 6573
37 7627
38 8875
39 10244
40 11822
41 13549
42 15553
43 17707
44 20187
45 22883
46 25935
47 29239
48 32991
49 37010

[0,0,0,0,0,0,1,1,2,4,7,11,19,26,40,57,81,109,153,
 198,264,342,442,556,710,875,1093,1338,1638,1975,
 2398,2855,3416,4040,4779,5595,6573,7627,8875,
 10244,11822,13549,15553,17707,20187,22883,25935,
 29239,32991,37010]

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Last modified May 20 16:51 EDT 2024. Contains 372719 sequences. (Running on oeis4.)