A377407 - OEIS

A377407 as a simple table

n	a(n)
1	0
2	1
3	3
4	6
5	11
6	17
7	25
8	36
9	50
10	69
11	92
12	116
13	141
14	159
15	185
16	223
17	256
18	287
19	340
20	398
21	445
22	479
23	536
24	568
25	596
26	669
27	767
28	875
29	969
30	1078
31	1154
32	1225
33	1292
34	1338
35	1502
36	1658
37	1764
38	1917
39	2012
40	2105
41	2272
42	2468
43	2640
44	2754
45	2837
46	2955
47	3204
48	3429
49	3648
50	3888
51	4147

[0,1,3,6,11,17,25,36,50,69,92,116,141,159,185,223, 256,287,340,398,445,479,536,568,596,669,767,875, 969,1078,1154,1225,1292,1338,1502,1658,1764,1917, 2012,2105,2272,2468,2640,2754,2837,2955,3204,3429, 3648,3888,4147]