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A181106 as a simple table

n a(n)
1 -1
2 3
3 7
4 15
5 23
6 35
7 47
8 63
9 79
10 99
11 119
12 143
13 167
14 195
15 223
16 255
17 287
18 323
19 359
20 399
21 439
22 483
23 527
24 575
25 623
26 675
27 727
28 783
29 839
30 899
31 959
32 1023
33 1087
34 1155
35 1223
36 1295
37 1367
38 1443
39 1519
40 1599
41 1679
42 1763
43 1847
44 1935
45 2023
46 2115
47 2207
48 2303
49 2399
50 2499

[-1,3,7,15,23,35,47,63,79,99,119,143,167,195,223,
 255,287,323,359,399,439,483,527,575,623,675,727,
 783,839,899,959,1023,1087,1155,1223,1295,1367,
 1443,1519,1599,1679,1763,1847,1935,2023,2115,2207,
 2303,2399,2499]

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)