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A051805 as a simple table

n a(n)
1 3
2 13
3 30
4 31
5 56
6 65
7 78
8 87
9 103
10 113
11 130
12 131
13 156
14 165
15 178
16 187
17 235
18 247
19 253
20 274
21 300
22 301
23 310
24 311
25 325
26 352
27 427
28 472
29 506
30 516
31 523
32 532
33 560
34 561
35 605
36 615
37 650
38 651
39 708
40 718
41 724
42 742
43 780
44 781
45 807
46 817
47 870

[3,13,30,31,56,65,78,87,103,113,130,131,156,165,
 178,187,235,247,253,274,300,301,310,311,325,352,
 427,472,506,516,523,532,560,561,605,615,650,651,
 708,718,724,742,780,781,807,817,870]

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Last modified May 27 06:20 EDT 2024. Contains 372848 sequences. (Running on oeis4.)