A342568 - cp's OEIS frontend

A342568 1/a(n) is the current through the resistor at the central rung of an electrical ladder network made of 6*n+1 one-ohm resistors, fed by 1 volt at diametrically opposite ends of the ladder.

n	a(n)
0	1
1	7
2	45
3	239
4	1157
5	5307
6	23497
7	101467
8	430089
9	1796975
10	7422437
11	30373191
12	123327373
13	497484067
14	1995542913
15	7965875891
16	31663779857
17	125391332055
18	494914083229
19	1947613051807
20	7643917792917
21	29928228744587
22	116921300015417
23	455866012012299
24	1774126607984665

[1, 7, 45, 239, 1157, 5307, 23497, 101467, 430089, 1796975, 7422437, 30373191, 123327373, 497484067, 1995542913, 7965875891, 31663779857, 125391332055, 494914083229, 1947613051807, 7643917792917, 29928228744587, 116921300015417, 455866012012299, 1774126607984665]

cp's OEIS Frontend

A342568 1/a(n) is the current through the resistor at the central rung of an electrical ladder network made of 6*n+1 one-ohm resistors, fed by 1 volt at diametrically opposite ends of the ladder.

Table of values

List of values