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A303909 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 1
5 1
6 1
7 1
8 2
9 4
10 5
11 6
12 8
13 13
14 19
15 26
16 36
17 51
18 74
19 105
20 148
21 208
22 296
23 421
24 597
25 846
26 1198
27 1699
28 2409
29 3417
30 4843
31 6865
32 9732
33 13799
34 19566
35 27739
36 39325
37 55749
38 79041
39 112063
40 158877
41 225241
42 319331
43 452734
44 641866
45 910001
46 1290137
47 1829079
48 2593169
49 3676457
50 5212266

[1,0,0,0,1,1,1,1,2,4,5,6,8,13,19,26,36,51,74,105,
 148,208,296,421,597,846,1198,1699,2409,3417,4843,
 6865,9732,13799,19566,27739,39325,55749,79041,
 112063,158877,225241,319331,452734,641866,910001,
 1290137,1829079,2593169,3676457,5212266]

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Last modified May 25 11:27 EDT 2020. Contains 334592 sequences. (Running on oeis4.)