A176498 - cp's OEIS frontend

A176498 Number of elements less than 1/2 in the Cross Set which is the subset of the set of distinct resistances that can be produced using n unit resistors in series and/or parallel.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	1
10	6
11	9
12	24
13	58
14	124
15	312
16	759
17	1768
18	4421
19	10811
20	27191
21	68591
22	174627
23	441633
24	1124795
25	2866004
26	7297500
27	18585359
28	47337643
29	120562041
30	307063757

[0, 0, 0, 0, 0, 0, 0, 0, 1, 6, 9, 24, 58, 124, 312, 759, 1768, 4421, 10811, 27191, 68591, 174627, 441633, 1124795, 2866004, 7297500, 18585359, 47337643, 120562041, 307063757]

cp's OEIS Frontend

A176498 Number of elements less than 1/2 in the Cross Set which is the subset of the set of distinct resistances that can be produced using n unit resistors in series and/or parallel.

Table of values

List of values