A057291 - OEIS

A057291 as a simple table

n	a(n)
1	1
2	2
3	3
4	9
5	10
6	13
7	26
8	27
9	39
10	50
11	81
12	110
13	117
14	130
15	169
16	243
17	250
18	279
19	310
20	338
21	351
22	470
23	507
24	550
25	650
26	663
27	729
28	1053
29	1209
30	1250
31	1430
32	1521
33	1550
34	1690
35	2187
36	2197
37	2750
38	3159
39	3250
40	3410
41	4030
42	4043
43	4069
44	4394
45	4509
46	4563
47	6250
48	6561
49	6591
50	7150

[1,2,3,9,10,13,26,27,39,50,81,110,117,130,169,243, 250,279,310,338,351,470,507,550,650,663,729,1053, 1209,1250,1430,1521,1550,1690,2187,2197,2750,3159, 3250,3410,4030,4043,4069,4394,4509,4563,6250,6561, 6591,7150]