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A067998 as a simple table

n a(n)
0 0
1 -1
2 0
3 3
4 8
5 15
6 24
7 35
8 48
9 63
10 80
11 99
12 120
13 143
14 168
15 195
16 224
17 255
18 288
19 323
20 360
21 399
22 440
23 483
24 528
25 575
26 624
27 675
28 728
29 783
30 840
31 899
32 960
33 1023
34 1088
35 1155
36 1224
37 1295
38 1368
39 1443
40 1520
41 1599
42 1680
43 1763
44 1848
45 1935
46 2024
47 2115
48 2208
49 2303
50 2400
51 2499
52 2600
53 2703
54 2808
55 2915
56 3024
57 3135
58 3248
59 3363

[0,-1,0,3,8,15,24,35,48,63,80,99,120,143,168,195,
 224,255,288,323,360,399,440,483,528,575,624,675,
 728,783,840,899,960,1023,1088,1155,1224,1295,1368,
 1443,1520,1599,1680,1763,1848,1935,2024,2115,2208,
 2303,2400,2499,2600,2703,2808,2915,3024,3135,3248,
 3363]

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Last modified April 18 08:27 EDT 2024. Contains 371769 sequences. (Running on oeis4.)