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A276971 as a simple table

n a(n)
1 1
2 3
3 11
4 15
5 31
6 35
7 51
8 121
9 341
10 451
11 455
12 671
13 781
14 1111
15 1235
16 1271
17 1441
18 1547
19 1661
20 1991
21 2091
22 2101
23 2321
24 2651
25 2761
26 2981
27 3091
28 3421
29 3641
30 3731
31 3751
32 4403
33 4411
34 4631
35 4741
36 5071
37 5401
38 5731
39 5951
40 6171
41 6191
42 6281
43 6611
44 6851
45 6941
46 7051
47 7271
48 7601
49 7711
50 8261
51 8371
52 8435
53 8921

[1,3,11,15,31,35,51,121,341,451,455,671,781,1111,
 1235,1271,1441,1547,1661,1991,2091,2101,2321,2651,
 2761,2981,3091,3421,3641,3731,3751,4403,4411,4631,
 4741,5071,5401,5731,5951,6171,6191,6281,6611,6851,
 6941,7051,7271,7601,7711,8261,8371,8435,8921]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)