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A056778 as a simple table

n a(n)
0 0
1 0
2 0
3 2
4 9
5 30
6 84
7 202
8 437
9 872
10 1627
11 2874
12 4853
13 7882
14 12383
15 18902
16 28130
17 40934
18 58391
19 81812
20 112790
21 153238
22 205430
23 272054
24 356270
25 461754
26 592774
27 754252
28 951831
29 1191956
30 1481962
31 1830144
32 2245867
33 2739658
34 3323305
35 4009972
36 4814323
37 5752624
38 6842893

[0,0,0,2,9,30,84,202,437,872,1627,2874,4853,7882,
 12383,18902,28130,40934,58391,81812,112790,153238,
 205430,272054,356270,461754,592774,754252,951831,
 1191956,1481962,1830144,2245867,2739658,3323305,
 4009972,4814323,5752624,6842893]

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Last modified April 24 07:44 EDT 2024. Contains 371922 sequences. (Running on oeis4.)