login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A031082 as a simple table

na(n)
15
220
338
456
574
681
783
885
987
1089
1191
1292
1393
1495
1597
16110
17128
18146
19170
20197
21224
22251
23278
24289
25292
26295
27298
28301
29304
30305
31307
32310
33313
34332
35359
36386
37413
38440
39467
40494
41521
42532
43535
44538
45541
46544
47547
48548
49550

[5,20,38,56,74,81,83,85,87,89,91,92,93,95,97,110,
 128,146,170,197,224,251,278,289,292,295,298,301,
 304,305,307,310,313,332,359,386,413,440,467,494,
 521,532,535,538,541,544,547,548,550]