A169921 - OEIS

A169921 as a simple table

n	a(n)
0	0
1	2
2	4
3	6
4	8
5	10
6	12
7	14
8	16
9	18
10	210
11	242
12	294
13	366
14	458
15	620
16	762
17	924
18	2906
19	3018
20	440
21	492
22	564
23	656
24	768
25	960
26	1122
27	4904
28	5016
29	5128
30	690
31	762
32	854
33	966
34	1098
35	1320
36	6902
37	7014
38	7126
39	7238
40	960
41	1052
42	1164
43	1296
44	1448
45	8900
46	9012
47	9124
48	9236
49	9348

[0,2,4,6,8,10,12,14,16,18,210,242,294,366,458,620, 762,924,2906,3018,440,492,564,656,768,960,1122, 4904,5016,5128,690,762,854,966,1098,1320,6902, 7014,7126,7238,960,1052,1164,1296,1448,8900,9012, 9124,9236,9348]