A026068 - OEIS

A026068 as a simple table

n	a(n)
7	21
8	33
9	49
10	68
11	90
12	116
13	145
14	179
15	217
16	259
17	306
18	357
19	414
20	476
21	543
22	616
23	694
24	779
25	870
26	967
27	1071
28	1181
29	1299
30	1424
31	1556
32	1696
33	1843
34	1999
35	2163
36	2335
37	2516
38	2705
39	2904
40	3112
41	3329
42	3556
43	3792
44	4039
45	4296
46	4563
47	4841
48	5129
49	5429
50	5740
51	6062
52	6396
53	6741

[21,33,49,68,90,116,145,179,217,259,306,357,414, 476,543,616,694,779,870,967,1071,1181,1299,1424, 1556,1696,1843,1999,2163,2335,2516,2705,2904,3112, 3329,3556,3792,4039,4296,4563,4841,5129,5429,5740, 6062,6396,6741]

[21,33,49,68,90,116,145,179,217,259,306,357,414,
 476,543,616,694,779,870,967,1071,1181,1299,1424,
 1556,1696,1843,1999,2163,2335,2516,2705,2904,3112,
 3329,3556,3792,4039,4296,4563,4841,5129,5429,5740,
 6062,6396,6741]