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A069144 as a simple table

n a(n)
1 1
2 2
3 12
4 40
5 120
6 208
7 280
8 396
9 440
10 520
11 624
12 672
13 680
14 760
15 920
16 1040
17 1160
18 1240
19 1456
20 1480
21 1640
22 1720
23 1880
24 2120
25 2288
26 2360
27 2440
28 2680
29 2840
30 2920
31 3120
32 3160
33 3320
34 3360
35 3392
36 3536
37 3560
38 3880
39 3952
40 3960
41 4040
42 4120
43 4280
44 4360
45 4368
46 4520

[1,2,12,40,120,208,280,396,440,520,624,672,680,
 760,920,1040,1160,1240,1456,1480,1640,1720,1880,
 2120,2288,2360,2440,2680,2840,2920,3120,3160,3320,
 3360,3392,3536,3560,3880,3952,3960,4040,4120,4280,
 4360,4368,4520]

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Last modified January 19 06:18 EST 2022. Contains 350464 sequences. (Running on oeis4.)