A231665 - cp's OEIS frontend

A231665 a(n) = Sum_{i=0..n} digsum_4(i)^2, where digsum_4(i) = A053737(i).

n	a(n)
0	0
1	1
2	5
3	14
4	15
5	19
6	28
7	44
8	48
9	57
10	73
11	98
12	107
13	123
14	148
15	184
16	185
17	189
18	198
19	214
20	218
21	227
22	243
23	268
24	277
25	293
26	318
27	354
28	370
29	395
30	431
31	480
32	484
33	493
34	509
35	534
36	543
37	559
38	584
39	620
40	636
41	661
42	697
43	746
44	771
45	807
46	856
47	920
48	929
49	945
50	970
51	1006
52	1022
53	1047
54	1083
55	1132
56	1157
57	1193
58	1242
59	1306
60	1342
61	1391
62	1455
63	1536
64	1537
65	1541
66	1550
67	1566
68	1570
69	1579
70	1595
71	1620
72	1629

[0, 1, 5, 14, 15, 19, 28, 44, 48, 57, 73, 98, 107, 123, 148, 184, 185, 189, 198, 214, 218, 227, 243, 268, 277, 293, 318, 354, 370, 395, 431, 480, 484, 493, 509, 534, 543, 559, 584, 620, 636, 661, 697, 746, 771, 807, 856, 920, 929, 945, 970, 1006, 1022, 1047, 1083, 1132, 1157, 1193, 1242, 1306, 1342, 1391, 1455, 1536, 1537, 1541, 1550, 1566, 1570, 1579, 1595, 1620, 1629]

cp's OEIS Frontend

A231665 a(n) = Sum_{i=0..n} digsum_4(i)^2, where digsum_4(i) = A053737(i).

Table of values

List of values