A382528 - cp's OEIS frontend

A382528 Triangle T(n,k) read by rows, where row n is a permutation of the numbers 1 through n, such that if a deck of n cards is prepared in this order, and under-down-down dealing is used, then the resulting cards will be dealt in increasing order.

n	a(n)
1	1
2	2
3	1
4	3
5	1
6	2
7	3
8	1
9	2
10	4
11	4
12	1
13	2
14	5
15	3
16	6
17	1
18	2
19	5
20	3
21	4
22	5
23	1
24	2
25	6
26	3
27	4
28	7
29	6
30	1
31	2
32	8
33	3
34	4
35	7
36	5
37	9
38	1
39	2
40	7
41	3
42	4
43	8
44	5
45	6
46	7
47	1
48	2
49	8
50	3
51	4
52	10
53	5
54	6
55	9
56	8
57	1
58	2
59	11
60	3
61	4
62	9
63	5
64	6
65	10
66	7
67	11
68	1
69	2
70	9
71	3
72	4
73	10
74	5
75	6
76	12
77	7
78	8
79	9
80	1
81	2
82	10
83	3
84	4
85	13
86	5
87	6
88	11
89	7
90	8
91	12

[1, 2, 1, 3, 1, 2, 3, 1, 2, 4, 4, 1, 2, 5, 3, 6, 1, 2, 5, 3, 4, 5, 1, 2, 6, 3, 4, 7, 6, 1, 2, 8, 3, 4, 7, 5, 9, 1, 2, 7, 3, 4, 8, 5, 6, 7, 1, 2, 8, 3, 4, 10, 5, 6, 9, 8, 1, 2, 11, 3, 4, 9, 5, 6, 10, 7, 11, 1, 2, 9, 3, 4, 10, 5, 6, 12, 7, 8, 9, 1, 2, 10, 3, 4, 13, 5, 6, 11, 7, 8, 12]

cp's OEIS Frontend

A382528 Triangle T(n,k) read by rows, where row n is a permutation of the numbers 1 through n, such that if a deck of n cards is prepared in this order, and under-down-down dealing is used, then the resulting cards will be dealt in increasing order.

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	3
5	1
6	2
7	3
8	1
9	2
10	4
11	4
12	1
13	2
14	5
15	3
16	6
17	1
18	2
19	5
20	3
21	4
22	5
23	1
24	2
25	6
26	3
27	4
28	7
29	6
30	1
31	2
32	8
33	3
34	4
35	7
36	5
37	9
38	1
39	2
40	7
41	3
42	4
43	8
44	5
45	6
46	7
47	1
48	2
49	8
50	3
51	4
52	10
53	5
54	6
55	9
56	8
57	1
58	2
59	11
60	3
61	4
62	9
63	5
64	6
65	10
66	7
67	11
68	1
69	2
70	9
71	3
72	4
73	10
74	5
75	6
76	12
77	7
78	8
79	9
80	1
81	2
82	10
83	3
84	4
85	13
86	5
87	6
88	11
89	7
90	8
91	12

n	a(n)
1	1
2	2
3	1
4	3
5	1
6	2
7	3
8	1
9	2
10	4
11	4
12	1
13	2
14	5
15	3
16	6
17	1
18	2
19	5
20	3
21	4
22	5
23	1
24	2
25	6
26	3
27	4
28	7
29	6
30	1
31	2
32	8
33	3
34	4
35	7
36	5
37	9
38	1
39	2
40	7
41	3
42	4
43	8
44	5
45	6
46	7
47	1
48	2
49	8
50	3
51	4
52	10
53	5
54	6
55	9
56	8
57	1
58	2
59	11
60	3
61	4
62	9
63	5
64	6
65	10
66	7
67	11
68	1
69	2
70	9
71	3
72	4
73	10
74	5
75	6
76	12
77	7
78	8
79	9
80	1
81	2
82	10
83	3
84	4
85	13
86	5
87	6
88	11
89	7
90	8
91	12

n	a(n)
1	1
2	2
3	1
4	3
5	1
6	2
7	3
8	1
9	2
10	4
11	4
12	1
13	2
14	5
15	3
16	6
17	1
18	2
19	5
20	3
21	4
22	5
23	1
24	2
25	6
26	3
27	4
28	7
29	6
30	1
31	2
32	8
33	3
34	4
35	7
36	5
37	9
38	1
39	2
40	7
41	3
42	4
43	8
44	5
45	6
46	7
47	1
48	2
49	8
50	3
51	4
52	10
53	5
54	6
55	9
56	8
57	1
58	2
59	11
60	3
61	4
62	9
63	5
64	6
65	10
66	7
67	11
68	1
69	2
70	9
71	3
72	4
73	10
74	5
75	6
76	12
77	7
78	8
79	9
80	1
81	2
82	10
83	3
84	4
85	13
86	5
87	6
88	11
89	7
90	8
91	12