A136850 - OEIS

A136850 as a simple table

n	a(n)
1	0
2	1
3	3
4	6
5	10
6	13
7	19
8	30
9	31
10	60
11	63
12	100
13	103
14	130
15	190
16	199
17	300
18	301
19	306
20	310
21	369
22	600
23	603
24	630
25	1000
26	1003
27	1030
28	1300
29	1900
30	1990
31	1999
32	3000
33	3001
34	3006
35	3010
36	3060
37	3100
38	3690
39	6000
40	6003
41	6030
42	6300
43	10000
44	10003
45	10030
46	10300
47	10301
48	13000
49	19000
50	19900
51	19990
52	19999
53	30000
54	30001
55	30006
56	30010
57	30060
58	30100
59	30103
60	30600
61	31000
62	31131

[0,1,3,6,10,13,19,30,31,60,63,100,103,130,190,199, 300,301,306,310,369,600,603,630,1000,1003,1030, 1300,1900,1990,1999,3000,3001,3006,3010,3060,3100, 3690,6000,6003,6030,6300,10000,10003,10030,10300, 10301,13000,19000,19900,19990,19999,30000,30001, 30006,30010,30060,30100,30103,30600,31000,31131]