A212011 - cp's OEIS frontend

A212011 Triangle read by rows: T(n,k) = sum of all parts of the last k shells of n.

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	11
8	16
9	19
10	20
11	15
12	26
13	31
14	34
15	35
16	31
17	46
18	57
19	62
20	65
21	66
22	39
23	70
24	85
25	96
26	101
27	104
28	105
29	71
30	110
31	141
32	156
33	167
34	172
35	175
36	176
37	94
38	165
39	204
40	235
41	250
42	261
43	266
44	269
45	270
46	150
47	244
48	315
49	354
50	385
51	400
52	411
53	416
54	419
55	420
56	196
57	346

[1, 3, 4, 5, 8, 9, 11, 16, 19, 20, 15, 26, 31, 34, 35, 31, 46, 57, 62, 65, 66, 39, 70, 85, 96, 101, 104, 105, 71, 110, 141, 156, 167, 172, 175, 176, 94, 165, 204, 235, 250, 261, 266, 269, 270, 150, 244, 315, 354, 385, 400, 411, 416, 419, 420, 196, 346]

cp's OEIS Frontend

A212011 Triangle read by rows: T(n,k) = sum of all parts of the last k shells of n.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	11
8	16
9	19
10	20
11	15
12	26
13	31
14	34
15	35
16	31
17	46
18	57
19	62
20	65
21	66
22	39
23	70
24	85
25	96
26	101
27	104
28	105
29	71
30	110
31	141
32	156
33	167
34	172
35	175
36	176
37	94
38	165
39	204
40	235
41	250
42	261
43	266
44	269
45	270
46	150
47	244
48	315
49	354
50	385
51	400
52	411
53	416
54	419
55	420
56	196
57	346

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	11
8	16
9	19
10	20
11	15
12	26
13	31
14	34
15	35
16	31
17	46
18	57
19	62
20	65
21	66
22	39
23	70
24	85
25	96
26	101
27	104
28	105
29	71
30	110
31	141
32	156
33	167
34	172
35	175
36	176
37	94
38	165
39	204
40	235
41	250
42	261
43	266
44	269
45	270
46	150
47	244
48	315
49	354
50	385
51	400
52	411
53	416
54	419
55	420
56	196
57	346

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	11
8	16
9	19
10	20
11	15
12	26
13	31
14	34
15	35
16	31
17	46
18	57
19	62
20	65
21	66
22	39
23	70
24	85
25	96
26	101
27	104
28	105
29	71
30	110
31	141
32	156
33	167
34	172
35	175
36	176
37	94
38	165
39	204
40	235
41	250
42	261
43	266
44	269
45	270
46	150
47	244
48	315
49	354
50	385
51	400
52	411
53	416
54	419
55	420
56	196
57	346