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A279112 as a simple table

n a(n)
1 0
2 0
3 2
4 20
5 138
6 505
7 1547
8 3759
9 8313
10 16350
11 30344
12 52470
13 87212
14 138255
15 212953
16 317065
17 461827
18 655724
19 915038
20 1251720
21 1688414
22 2241365
23 2941047
24 3808915
25 4884893
26 6196650
27 7795332
28 9715914
29 12022688
30 14759115
31 18004709
32 21812685
33 26280007
34 31471000
35 37502458

[0,0,2,20,138,505,1547,3759,8313,16350,30344,
 52470,87212,138255,212953,317065,461827,655724,
 915038,1251720,1688414,2241365,2941047,3808915,
 4884893,6196650,7795332,9715914,12022688,14759115,
 18004709,21812685,26280007,31471000,37502458]

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Last modified March 28 16:12 EDT 2024. Contains 371254 sequences. (Running on oeis4.)