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A131578 as a simple table

n a(n)
1 2
2 4
3 19
4 34
5 75
6 88
7 197
8 221
9 244
10 247
11 272
12 278
13 322
14 375
15 383
16 399
17 560
18 573
19 604
20 618
21 690
22 741
23 834
24 1135
25 1193
26 1212
27 1228
28 1272
29 1382
30 1401
31 1490
32 1524
33 1585
34 1589
35 1779
36 1989

[2,4,19,34,75,88,197,221,244,247,272,278,322,375,
 383,399,560,573,604,618,690,741,834,1135,1193,
 1212,1228,1272,1382,1401,1490,1524,1585,1589,1779,
 1989]

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