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A048048 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 0
12 0
13 0
14 9
15 10
16 11
17 66
18 72
19 78
20 273
21 294
22 315
23 840
24 896
25 952
26 2142
27 2268
28 2394
29 4959
30 5230
31 5502
32 12012
33 12705
34 13409
35 34914
36 37224
37 39600
38 117975
39 126412
40 135135
41 405405
42 434434
43 464464
44 1309959
45 1400455

[0,0,0,0,0,0,0,0,0,0,0,0,0,9,10,11,66,72,78,273,
 294,315,840,896,952,2142,2268,2394,4959,5230,5502,
 12012,12705,13409,34914,37224,39600,117975,126412,
 135135,405405,434434,464464,1309959,1400455]

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Last modified December 9 19:52 EST 2023. Contains 367693 sequences. (Running on oeis4.)