A187990 - cp's OEIS frontend

A187990 Number of nondecreasing arrangements of 6 numbers x(i) in -(n+4)..(n+4) with the sum of sign(x(i))*2^|x(i)| zero.

n	a(n)
0	67
1	117
2	181
3	260
4	355
5	467
6	597
7	746
8	915
9	1105
10	1317
11	1552
12	1811
13	2095
14	2405
15	2742
16	3107
17	3501
18	3925
19	4380
20	4867
21	5387
22	5941
23	6530
24	7155
25	7817
26	8517
27	9256
28	10035
29	10855
30	11717
31	12622
32	13571
33	14565
34	15605
35	16692
36	17827
37	19011
38	20245
39	21530
40	22867
41	24257

[67, 117, 181, 260, 355, 467, 597, 746, 915, 1105, 1317, 1552, 1811, 2095, 2405, 2742, 3107, 3501, 3925, 4380, 4867, 5387, 5941, 6530, 7155, 7817, 8517, 9256, 10035, 10855, 11717, 12622, 13571, 14565, 15605, 16692, 17827, 19011, 20245, 21530, 22867, 24257]

cp's OEIS Frontend

A187990 Number of nondecreasing arrangements of 6 numbers x(i) in -(n+4)..(n+4) with the sum of sign(x(i))*2^|x(i)| zero.

Table of values

List of values