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”).

A257729 as a simple table

na(n)
11
23
37
42
519
66
75
812
94
1028
1171
1210
1317
149
1520
168
1713
1840
1941
2095
2116
2226
2311
2415
2530
2614
2721
2856
29109
3057
31359
32125
3325
3438
3518
3624
3731
3844
3922
4032
4161
4277
4329
44143
4578
46445
4773
48162
4936
5054
5127
5235
5323
5445
5562
5633
5746
5884
5943
60104
61179
6242
63185
64105
65545
6698
67181
68208
6951
7075
71503
7239
7359
7450
7534
7663
7785
7848
79103
8064
81114
8260
8337

[1,3,7,2,19,6,5,12,4,28,71,10,17,9,20,8,13,40,41,
 95,16,26,11,15,30,14,21,56,109,57,359,125,25,38,
 18,24,31,44,22,32,61,77,29,143,78,445,73,162,36,
 54,27,35,23,45,62,33,46,84,43,104,179,42,185,105,
 545,98,181,208,51,75,503,39,59,50,34,63,85,48,103,
 64,114,60,37]