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A341251 as a simple table

n a(n)
9 1
10 0
11 9
12 9
13 45
14 81
15 201
16 414
17 828
18 1650
19 3060
20 5697
21 10131
22 17829
23 30564
24 51543
25 85482
26 139455
27 224527
28 356436
29 559341
30 867405
31 1331208
32 2022525
33 3044331
34 4542174
35 6720705
36 9866794
37 14377941
38 20804994
39 29903823
40 42709860
41 60631011
42 85575855
43 120118500
44 167716548

[1,0,9,9,45,81,201,414,828,1650,3060,5697,10131,
 17829,30564,51543,85482,139455,224527,356436,
 559341,867405,1331208,2022525,3044331,4542174,
 6720705,9866794,14377941,20804994,29903823,
 42709860,60631011,85575855,120118500,167716548]

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Last modified June 16 15:23 EDT 2024. Contains 373432 sequences. (Running on oeis4.)