A165189 - cp's OEIS frontend

A165189 Partial sums of partial sums of (A001840 interleaved with zeros).

n	a(n)
1	1
2	2
3	5
4	8
5	14
6	20
7	31
8	42
9	60
10	78
11	105
12	132
13	171
14	210
15	264
16	318
17	390
18	462
19	556
20	650
21	770
22	890
23	1040
24	1190
25	1375
26	1560
27	1785
28	2010
29	2280
30	2550
31	2871
32	3192
33	3570
34	3948
35	4389
36	4830
37	5341
38	5852
39	6440
40	7028
41	7700
42	8372
43	9136
44	9900
45	10764
46	11628
47	12600
48	13572

[1, 2, 5, 8, 14, 20, 31, 42, 60, 78, 105, 132, 171, 210, 264, 318, 390, 462, 556, 650, 770, 890, 1040, 1190, 1375, 1560, 1785, 2010, 2280, 2550, 2871, 3192, 3570, 3948, 4389, 4830, 5341, 5852, 6440, 7028, 7700, 8372, 9136, 9900, 10764, 11628, 12600, 13572]

cp's OEIS Frontend

A165189 Partial sums of partial sums of (A001840 interleaved with zeros).

Table of values

List of values